Molly is raising cows. She has a pasture for them that is 0.65 square miles in area. One dimension of the pasture is 0.4 miles l
ong.
1 answer:
Answer:
The other dimension of the pasture (width) is 
Step-by-step explanation:
In this problem I assume that the pasture has the shape of a rectangle.
Let
x -----> the length of the pasture
y -----> the width of the pasture
we know that
The area of the pasture (rectangle) is equal to

we have


substitute and solve for y



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Step-by-step explanation:
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Answer:
x=8
Step-by-step explanation:
This image shows the process to find x.I hope you find this helpful!
F(g(x))
sub g(x) for every x in f(x)
f(g(x))=2(g(x))-4
f(x^2)=2(x²)-4
f(g(x))=2x²-4
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