Question

Please I need help trying to answer this Simplify (z9z−5)−2.

Answer 1

Write the problem as a mathematical expression.

Multiply

z9 by z by adding the exponents.

Subtract

2 from −5 .

ANSWER:

z^10 − 7

Answer 2

9z^2 -7

Explanation:

(z9z−5)−2.

(9z^2−5)−2.

9z^2-5 -2

9z^2-7