Answer:
The equation of the straight line y = -2x +3
y-intercept = 3 and m =-2
Step-by-step explanation:
Step(i):-
Given that the points are ( 2,-1) and (-3,9)
The slope of the line
\(m = \frac{y_{2}-y_{1} }{x_{2} -x_{1} } = \frac{9-(-1)}{-3-(2)} = \frac{10}{-5} = -2\)
Step(ii):-
The equation of the straight line passing through the point ( 2,-1) and slope m=-2
y-y₁ = m( x- x₁)
y -(-1) = -2 ( x-2)
y +1 = -2x +4
2x +y +1-4 =0
2x +y -3 =0
Final answer:-
The equation of the straight line y = -2x +3
Can anyone help me with this geometry test please like I will do anything!! I will give brainlist!!
Also NO links!!
Answer:
It c
Step-by-step explanation:
In a class of students, the following data table summarizes how many students play
an instrument or a sport. What is the probability that a student chosen randomly
from the class plays a sport?
Plays a sport
Does not play a sport
Plays an instrument Does not play an instrument
3
8
10
9
Answer:
3 OR 8 hope this helps!
Step-by-step explanation:
In Luther v Borden, 1849 the Supreme Court abdicated its role in clarifying whether the people had the right to abolish their state governments. The great statesman Daniel Webster argued that people do indeed possess the right to overthrow their government. T or F?
In Luther v. Borden, 1849, it is true that the Supreme Court abdicated its role in clarifying whether the people had the right to abolish their state governments. The great statesman Daniel Webster argued that people do indeed possess the right to overthrow their government.
Luther v. Borden, 1849 was a United States Supreme Court case that decided whether the court should intervene in a political question, specifically the Rhode Island Dorr Rebellion of 1841 to 1842. In this case, the court declined to do so and ruled that the authority to decide whether a rebellion against a state government exists or not, rests solely with the United States government. The Court refused to support either side in the rebellion and thus upheld the lower court's decision.
The decision is well-known for declaring that the federal government must guarantee a "republican form of government" in the states. In this context, Webster argued that people possess the right to overthrow their government as they possess the ultimate sovereignty. True.
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1/8 divided by 11/4 in a fration
Answer:
The answer is 1/22.
Step-by-step explanation:
→ (1/8) ÷ (11/4)
→ (1/8) × (4/11)
→ (1×4)/(8×11)
→ 4/88
→ 1/22 [Simplest form]
Thus, 1/22 is the solution.
what happens to the inequality when you multiply or divide by a negative number
Step-by-step explanation:
When you multiply or divide both sides of an inequality by a negative, you swap the inequality. You had less than or equal? Now it'll be greater than or equal.
Answer:
flip the sign
Step-by-step explanation:
You just flip the sign...
for example: \(-x < 2\implies x > -2\)
But why is this happening? So let's just analyze the initial inequality we started with: \(-x < 2\)
As you can see here, the x values are negated, or in other words they become negative. So even though -5 is less than 2, it becomes -(-5) which cancels the negative and it becomes 5, this of course makes the inequality false.
The opposite occurs with positive values, the positive value becomes negative, thus any positive value will satisfy this inequality, since it becomes a negative number.
For example 10 is not less than 2, but the negative sign will make it -10, thus making the inequality true.
Even though negative values will cancel out, there are still some negative values that satisfy this equation. Since -1 becomes 1, it satisfies this equation, but once it becomes less than or equal to -2, it becomes false. This is because it becomes a positive value. Thus the equation really just means x must be greater than -2.
I could've used something more abstract, but I wanted to give a specific example so it might be a bit easier to understand.
Simplify the expression.
-6 + 2(9a + 5)
"Christians have a duty to make society more just. "
Arguments for:
Arguments against:
Conclusion:
While we have arguments supporting the notion that Christians have a duty to make society more just based on their religious teachings and values, there are also counterarguments suggesting that this duty should be seen as a shared responsibility for all individuals.
What are arguments for and against Christians having a duty to make society more just?One argument for Christians having a duty to make society more just is rooted in the teachings and values of Christianity itself. Many Christian beliefs emphasize the importance of justice, fairness, and compassion towards others.
On the other hand, some may argue against the idea that Christians have a specific duty to make society more just. They might contend that Christians like individuals of any other religious or non-religious background have a general ethical responsibility to promote justice and fairness.
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In a complete paragraph, explain how to scope a speech.
Please use your own words.
Answer:
Prepare. You dread public speaking because you don't know what to say.
Psych yourself. ...
Know your audience. ...
Be an expert on your topic. ...
Visualize. ...
Conduct an ocular inspection. ...
Read, watch, and listen to good speakers.
Step-by-step explanation:
To scope a speech you need to narrow dow. what you are talking about into the relevant topic. A easy way to effectivly scope your speech is to ask yourself "what information do I want my audience to know at the end of my speech." Once you've answered his for yourself, use it as your focal point for your speech. Keep what you're talking about relevant to the purpose and thesis of your speech. And make sure to use anything superfluous or extraneous because it will broaden your scope and take the speech away from the ultimate goal.
please help me i need it bad
Answer:
\(\sin 21^{\circ}=\frac{x}{22}\)
Step-by-step explanation:
We have the opposite and hypotenuse in relation to the 21° angle. Thus, \(\sin 21^{\circ}=\frac{x}{22}\).
how much do i need to make to afford a $425,000 house
The income you need to afford a $425,000 house is largely dependent on your debt-to-income ratio, credit score, and down payment. However, a general rule of thumb is to have an annual income that is at least three times the purchase price of the home, which in this case would be $1,275,000.
To more accurately determine the income needed to afford a $425,000 house, consider factors such as the interest rate on the mortgage, property taxes, homeowners insurance, and any homeowner association fees.
These additional expenses can significantly impact your monthly mortgage payment and thus your income requirements.
It's important to keep in mind that lenders have varying criteria when determining mortgage eligibility and income requirements, so it's best to speak with a mortgage professional to get a more accurate estimate based on your individual circumstances.
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Find the area and perimeter of this shape.
Answer:
55
Step-by-step explanation:
since, it is a parallelogram we can find the area easily just by multiplying the base and height
A=bh
A=55m2
Find csc xif sin x = 2√5/5
Use the Reciprocal and Quotient Identities
Find Cos α if tan α = √2/2 and sin α = - √3/3
We are required to find the value of csc(x) for sin(x) = 2√5/5.
We can begin by using the Pythagorean identity which states that:
sin^{2}x+cos^{2}x = 1
Squaring the given value of sin(x), we get:
(sinx)^2 = (\frac{2√5}{5})^2 = \frac{20}{25} = \frac{4}{5}
Solving for cos(x), we get:
cosx = \pm \sqrt{1 - (sinx)^2}
cosx = \pm \sqrt{1 - \frac{4}{5}} = \pm \frac{\sqrt{5}}{5}
We know that csc(x) is the reciprocal of sin(x), so we have:
cscx = \frac{1}{sinx}
cscx = \frac{1}{\frac{2√5}{5}} = \frac{5}{2√5}
cscx = \frac{\sqrt{5}}{2}
The value of csc(x) for sin(x) = 2√5/5 is csc(x) = sqrt(5)/2.
The other part of the question was to find cosα given that tanα = √2/2 and sinα = - √3/3.
Using the quotient identity, we have:
tan\alpha = \frac{sin\alpha}{cos\alpha}
Substituting the given values and solving for cosα, we get:
cos\alpha = \frac{sin\alpha}{tan\alpha} = \frac{-\sqrt{3}/3}{\sqrt{2}/2} = -\sqrt{\frac{3}{2}}
Therefore, cosα = -sqrt(3/2).
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Help!! Its A Math Problem!! I am not sure how to solve it!!!
Answer:
-1±√3,(1±4√2)/2, (2±3√2)/2,1±√3
Step-by-step explanation:
Simplify the roots, and simplify the fraction.
For example, for x=(-4±√48)/4, you can simplify √48 to be √16 * √3, which is just 4·√3 or 4√3. Now, the original fraction is (-4±4√3)/4, which can be simplified to -1±√3. Solve the other problems using the same method.
2. (1±4√2)/2
3.(2±3√2)/2
4. 1±√3
if the l 2l 2 norm of the vector aa is greater than the l 2l 2 norm of the vector bb, it is not always true that the l 1l 1 norm of aa is greater than the l 1l 1 norm of bb
The L1 norm of vector A is greater than or equal to the L1 norm of vector B.
How did we arrive at this assertion?Basically, if the L2 norm of vector A is greater than the L2 norm of vector B, it is indeed always true that the L1 norm of vector A is greater than or equal to the L1 norm of vector B. The Lp norm is defined as follows:
\(||x||_p = (|x_1|^p + |x_2|^p + ... + |x_n|^p)^(1/p),\)
where x = [x₁, x₂, ..., xₙ] is a vector.
For the L2 norm (p = 2), the formula is:
\(||x||_2 = \sqrt(|x_1|^2 + |x_2|^2 + ... + |x_n|^2).\)
For the L1 norm (p = 1), the formula is:
\(||x||₁ = |x_1| + |x_2| + ... + |x_n|.\)
If ||A||₂ > ||B||₂, it implies that:
\(\sqrt(|A_1|^2 + |A_2|^2 + ... + |A_n|^2) > \sqrt(|B_1|^2 + |B_2|^2 + ... + |B_n|^2).\)
Squaring both sides of the inequality, we get:
\(|A_1|^2 + |A_2|^2 + ... + |A_n|^2 > |B_1|^2 + |B_2|^2 + ... + |B_n|^2.\)
Since the squares of the magnitudes are positive, we can conclude that:
\(|A_1| + |A_2| + ... + |A_n| > |B_1| + |B_2| + ... + |B_n|.\)
Therefore, the L1 norm of vector A is greater than or equal to the L1 norm of vector B.
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heres yo go mattty lolololololol
Answer:
x = 16
Step-by-step explanation:
71 - 15 = 56
56 ÷ 14 = 4
\(\sqrt{16}\) = 4
Check work:
\(\sqrt{16}\) = 4
14 x 4 = 56
56 + 15 = 71
Select the correct answer. malik is baking pumpkin bread and banana bread for friends and family. his pumpkin bread recipe calls for 4 eggs and cups of flour, and his banana bread recipe calls for 1 egg and cups of flour. malik has 14 eggs, 16 cups of flour, and plenty of other ingredients to make multiple loaves. what is one combination of breads malik can bake without getting more ingredients? a. 3 loaves of pumpkin bread and 3 loaves of banana bread b. 1 loaf of pumpkin bread and 9 loaves of banana bread c. 2 loaves of pumpkin bread and 6 loaves of banana bread d. 5 loaves of pumpkin bread and 1 loaf of banana bread
The correct answer is
2 loaves of pumpkin bread and 6 loaves of banana bread. Option C.
How to find a possible combination of bread?For the solution for the Pumpkin bread:
4 eggs
3 1/2 cups of flour
Banana bread:
1 egg
1 (0.5) cups of flour
Available ingredients:
14 eggs
16 cups of flour
Assume 2 loaves of pumpkin bread and 6 loaves of banana bread
For the solution for the Pumpkin bread:
PB=4 eggs* 2
PB= 8 eggs
PB=3 *0.5 * 2
PB = 7 cups of flour
For the solution of the Banana bread:
BB =1 *6
BB= 6 eggs
For cups
BB= 1 (0.5) * 6
BB= 9 cups of flour
In conclusion, The solution of the Total used ingredients
I=8 + 6
I= 14 eggs
For cups
IC=7 + 9
IC= 16 cups of flour
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Answer:
C 2 loaves of Pb and 6 loaves of BB
Step-by-step explanation:
Britton rotated trapezoid ABCD 180° on the coordinate plane. If angle B is 20° and angle D is 90°, what is the degree measurement of angle B'?
A. 20°
B. 70°
C. 90°
D. 180°
When a trapezoid is rotated 180° on the coordinate plane, the angles of the trapezoid remain the same, but their orientation is reversed. The correct answer is A. 20.
When a shape is rotated 180° on the coordinate plane, the angles of the shape remain the same, but their orientation is reversed.
In this case, angle B is 20° in the original trapezoid. After a 180° rotation, angle B' will be the same as angle B, but in the opposite direction. Therefore, angle B' will also be 20°.
Hence, the correct answer is A. 20°.
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A salesperson at a jewelry store earns 6% commission each week. Last week, jarrod sold $680 worth of jewelry. How much did make in commission? How much did the jewelry store make from sales?
Answer:
1/ $ 4.08
2/ $675.92
Step-by-step explanation:
Take 68 times 0.06% = $4.08
680 - 4.08= 675.92
Answer:
Step-by-step explanation:
40.80 it told me the answer
Meredith is 160 cm tall. Jane’s height is 90% of Meredith’s height. How tall is jane?
when computing the correlation​ coefficient, what is the effect of changing the order of the variables on​ r?
The correlation coefficient (r) measures the strength and direction of the linear relationship between two variables. The value of r ranges from -1 to +1, where a value of -1 indicates a perfect negative correlation, +1 indicates a perfect positive correlation, and 0 indicates no correlation.
The correlation coefficient's sign will not change when the order of the variables in a correlation study is changed, but the coefficient's numerical value might. This is due to the symmetry of the correlation coefficient with regard to the two variables under comparison.
For instance, if you calculate the correlation coefficient between X and Y and the result is r = 0.7, it indicates that Y tends to rise as X does. The correlation coefficient between the variables Y and X will have the same sign (+ or -) but a different numerical value if the variables are computed in a different order.
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second time asking
NO LINKS!!
Answer:
14 +6√5
Step-by-step explanation:
Step 1 - Expand and remove the exponent:
\((3 + \sqrt{5} )(3 + \sqrt{5} )\)
Step 2 - Simplify:
3 x 3 = 9
3 x √5 = 3√5
√5 x 3 = 3√5
√5 x √5 = 5
9 + 5 + 3√5 + 3√5
= 14 +6√5
Hope this helps!
PLEASE PLEASE HELP :)))))
Answer:
below
Step-by-step explanation:
Part A)
The radius of a circle is half of its diameter.
Therefore, the radius of the circle is:
radius = diameter/2 = 8cm/2 = 4cm
So, the radius of the circle is 4cm.
You can also find radius by just dividing the diameter in half, or by 2.
Part B)
The area of a circle can be found using the formula:
Area = πr^2
where π is the mathematical constant pi (approximated as 3.14), and r is the radius of the circle.
Substituting the values given in the question, we get:
Area = πr^2
= 3.14 × (4cm)^2
= 3.14 × 16cm^2
Therefore, the area of the circle is:Area = 50.24cm^2 (rounded to two decimal places)
So, the area of the circle with a diameter of 8cm is 50.24cm^2.
The Mona Lisa is a painting of Lisa del Giocondo. In one sketch, Leonardo used a scale factor from the sketch to real life of about
1:5. If her face was 8 inches long, how long was it in the sketch?
Applying the scale factor of 1:5, Lisa del Giocondo's face was 1.6 inches long in the sketch.
How to Apply Scale Factor?If the scale factor from the sketch to real life is 1:5, then it means that every inch in the sketch represents 5 inches in real life.
Therefore, to find out how long Lisa del Giocondo's face was in the sketch, we need to multiply the real-life length of her face by the inverse of the scale factor, which is 1/5.
If her face was 8 inches long in real life, then her face in the sketch would be:
8 inches * (1/5) = 1.6 inches
Therefore, based on the scale factor given, Lisa del Giocondo's face was 1.6 inches long in the sketch.
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8) ¿Cuál es la diferencia de la siguiente operación?
7 kilogramos 35 gramos
4 kilogramos 50 gramos
Ayudenme:(
Answer:
1. 6.96500 kilogramos
2. 3.95 kilogramos
Find the coordinates of the other endpoint of the segment, given its midpoint and one endpoint. (Hint: Let (x,y) be the unknown
endpoint. Apply the midpoint formula, and solve the two equations for x and y.)
midpoint (-14,9), endpoint (-6,8)
The other endpoint is
Answer:
(-22, 10)
Step-by-step explanation:
So the midpoint equation is defined as: \(m=(\frac{x_1+x_2}{2}, \frac{y_1+y_2}{2})\). The order of the pairs don't matter since addition is associative, as long as you put the values where they are supposed to be (x in x spot, and y in the spot)
So, let's say the unknown end point is \((x_2, y_2)\)
We know what the midpoint is so we can solve for these values. Let's start with the x-value
\(-14=\frac{-6+x_2}{2}\)
Multiply both values by 2
\(-28=-6+x_2\)
Now add 6 to both sides
\(-22=x_2\)
Now let's do the same thing with the y-value
\(9=\frac{8+y_2}{2}\)
Multiply both sides by 2
\(18=8+y_2\)
Subtract 8 from both sides
\(10=y_2\)
So the other end point is \((-22, 10)\)
Find the percent of each number a. 50% of 46 b. 70% of 110
i need help PLEASE DONT GIVE ME THE BITLY LINKS
Answer:
610
Step-by-step explanation:
area of triangle is A=0.5*h*b
a=0.5*20*(8+8+15)
a=310
area of square=lh
a=15*20
a=300
300+310=610
Help me as fast as you can ....... please...............!
formulae
Compound interest annually = p[(1+r/100) power t - 1]compound interest half annually = p[(1+r/200) power 2t - 1]Note : I am little confused with putting time 1.5 yrs so correct me if I am wrong
7.20 which is higher? determine if i or ii is higher or if they are equal. explain your reasoning. for a regression line, the uncertainty associated with the slope estimate, b1, is higher when i. there is a lot of scatter around the regression line or ii. ii. there is very little scatter around the regression line
II is higher. When there is very little scatter around the regression line, it means that the data points are tightly clustered and the relationship between the variables is strong.
In this scenario, the slope estimate, b1, is likely to be more precise and have less uncertainty. The regression line will have a small standard error of estimate, indicating that the predicted values are close to the actual values.
On the other hand, when there is a lot of scatter around the regression line, it means that the data points are more spread out and the relationship between the variables is weaker. In this scenario, the slope estimate, b1, is likely to be less precise and have more uncertainty. The regression line will have a larger standard error of estimate, indicating that the predicted values are further from the actual values.
In summary, the amount of scatter around the regression line affects the precision of the slope estimate. When there is very little scatter, the slope estimate is likely to be more precise and have less uncertainty. Conversely, when there is a lot of scatter, the slope estimate is likely to be less precise and have more uncertainty.
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100 POINTS!
please help me out
which describes all possible values of f(x) in the function f(x) = square root x/2