Given that f(x)=2x+1 and g(x)=x^3 , find (fog)(-2)
1 answer:
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Question: Simplify 
.
First off, you <em>never</em> want square roots on the bottom of a fraction, so let's multiply both sides by
to get rid of it. All we have to do from there is simplify!
First off, you <em>never</em> want square roots on the bottom of a fraction, so let's multiply both sides by
Answer:
The correct answer will be "0.756596 m²".
Step-by-step explanation:
The given values are:
The radius of an umbrella,
r = 0.4 m
The height of an umbrella,
h = 0.45 m
As we know,
The lateral surface of an umbrella will be:
⇒
On substituting the values, we get
⇒
⇒
So that the amount of fabric needed will be "0.756596 m²".