Question

Pls help with the question

Answer 1

20 1/4

Explanation:

9x^2y^-2

9 * 3^2 * 2^-2

9 * 9 * 0/25

= 20.25 or 20 1/4

Answer 2

20 and 1/4

Explanation:

9(-3)^2 * 2 ^ -2

9 * 9 * 1/4

81/4 or 20 and 1/4