exam Maths Puzzle Numerical Ability

Simplify each of the following expressions. Write your ansewers with positive exponents only.

(x^2)^-3(x^-2)/ (x^2)^-4

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exam Other Question

3x (cube)+ 24x + 45

I want to know how to solve for the factor.

Thank you If points A,B and C lie on a coordinate line and points A,B have coordinates 6 and 12 respectively,then w/c of the possible coordinates for points C satisfy(ies)d(A,B)<d(B,C)?thank