exam Maths Puzzle Numerical Ability

If F(x)= 3X to the 3rd power -6X to the 2nd power - x + 7, what is the value of f(2) + f(-2)?

This question is multiple choice, it is either A. -34, B. 0, C. 2, D. 7, E. 14

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exam Other Question
Solve: x/(x^2-36)+6/(x-6)=1/(x+6)

A. 7
B. -7
C. 6
D. no solution Multiply:

8pq^2(2pq - 3p + 5q)