exam Maths Puzzle Numerical Ability

Exponential equation without using logs. Solve for x:

5^(-3x+1)=15625

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exam Other Question

Perform the indicated operation.

18n cubed - 12n squared + 6n OVER 6n How do you prove the following theorem.
If both pairs of an opposite sides of a quadrilateral are congruent, then the Quadrilateral is a paralleogram.