book Maths Puzzle Numerical Ability

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?

Read Solution (Total 0)

book Other Question

find a number such that 25 more than half the number is 60. I need to solve the formula in terms of the given variable ad = f;a

I have no idea what to do, please help!