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dalvyx [7]
2 years ago
6

Can someone help me please

Mathematics
1 answer:
Evgen [1.6K]2 years ago
3 0

Answer:

7 (7/8)

Step-by-step explanation:

There

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What is the reason for statement 7 in the given proof? A. definition of midpoint B. definition of slope C. Parallel lines have e
Varvara68 [4.7K]

The reason is using point slope formula.

The photo attached given below:

<h3>what is point slope formula?</h3>

The equation of a straight line in the form y − y1 = m(x − x1) where m is the slope of the line and (x1, y1) are the coordinates of a given point on the line — compare slope-intercept form.

Now, we have to find the slope of AE, BF and CD.

We have to done this with help of coordinates.

So, we have to use point slope formula to find the slope of AE, BF and CD.

Learn more about  this concept here:

brainly.com/question/2810340

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7 0
2 years ago
Suppose F⃗ (x,y)=⟨ex,ey⟩F→(x,y)=⟨ex,ey⟩ and CC is the portion of the ellipse centered at the origin from the point (0,1)(0,1) to
Rudik [331]

Probably the intended ellipse is the one with equation

\dfrac{x^2}{49}+y^2=1

We can parameterize C as a piece of this curve by

\vec r(t)=\langle7\sin t,\cos t\rangle

with 0\le t\le\frac\pi2. Then

\displaystyle\int_C\vec F\cdot\mathrm d\vec r=\int_0^{\pi/2}\langle e^{7\sin t},e^{\cos t}\rangle\cdot\langle7\cos t,-\sin t\rangle\,\mathrm dt

etc

7 0
3 years ago
Rearrange the equation so u is the independent variable.<br><br> -12u + 13 = 8w - 3<br><br> w = __
Flauer [41]

Answer:

the answer is -12u/3 + 2

5 0
3 years ago
Read 2 more answers
6=-16a+-4b+c<br> 24=4a+2b+c<br> 87=25a+5b+c
Tema [17]
A = 54/11
b = -147/11
c = 342/11
8 0
3 years ago
When dragons on planet Pern lay eggs, the eggs are either green or yellow. The biologists have observed over the years that 32%
Sonbull [250]

Answer:

The usual number of yellow eggs in samples of 45 eggs is 14.4.

Step-by-step explanation:

For each egg, there are only two possible outcomes. Either they are yellow, or they are not. The probability of an egg being yellow is independent of other eggs, so we use the binomial probability distribution to solve this question.

Binomial probability distribution

Probability of exactly x sucesses on n repeated trials, with p probability.

The expected value of the binomial distribution is:

E(X) = np

32% of the eggs are yellow

This means that p = 0.32

45 eggs

This means that n = 45

What is the usual number of yellow eggs in samples of 45 eggs

E(X) = np = 45*0.32 = 14.4

The usual number of yellow eggs in samples of 45 eggs is 14.4.

3 0
3 years ago
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