exam Maths Puzzle Numerical Ability

If f(x)=x^4-x+2, then f(-x)=

This is the problem and I cannot find the answer.

Read Solution (Total 0)

exam Other Question

Use logs on both sides of the equation

9^28 - 9^27 / 8 = 3^x to find the unknown

Please show all steps

Stanbon for Math President! 2log2-log6