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3 years ago

11

What is the area of a quadrilateral with vertices of (2,-4) (4,-4) (2,1) and (4,1)

1 answer:

taurus [48]3 years ago

4 0

if you draw it out, it is a vertical rectangle

height of rectangle= 1-(-4)= 5units

length of rectangle= 4-2= 2units

area of rectangle =2×5= 10units^2

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Select the interval where f is positive

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3 years ago

The question is already stated on the picture.

Lina20 [59]

The central angle is 77 degrees mate.

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2 years ago

Slo<br><img src="https://tex.z-dn.net/?f=%20%7Be%7D%5E%7B4%20-%207x%7D%20%20%2B%2011%20%3D%2020" id="TexFormula1" title=" {e}^{4

alukav5142 [94]

Answer:

x is about 0.26

Step-by-step explanation:

$e^{4-7x}+11=20$

$e^{4-7x}=9$

$ln(e^{4-7x})=ln(9)$

$4-7x=ln(9)$

$-7x=ln(9)-4$

$x=\frac{ln(9)}{-7} +\frac{4}{7}$

$x=\frac{4-ln(9)}{7}$

$x=0.2575393461$

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3 years ago