exam Maths Puzzle Numerical Ability

What is the inverse of the function y=logbase2 x?

Read Solution (Total 0)

exam Other Question

I need to know the rules for signed number arithmetic ie: when adding like signs..., unlike..., subtraction, multiplication, division... Thank you! Please help w/ the following:
Find the rational roots of F. List any irrational roots correct to two decimal places.
f(x)= x^4+7x^3+x^2-35x-30
Thank you.