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Maths Puzzle
Numerical Ability
What is the formula to calculate the surface area in mē for a length of pipe. I have the diameter in inches and length in metres.
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book Other Question
a box contains red and green pencils only. a child randomly selects one pencil from the box. if p(red) = 3/5,
then p (green) =?
i got 2/5
Given f(x)=4x+1 and g(x)=x^2+1
Find: (f o g)(x)=
my answer was 4x^2+4 was I correct?