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5 votes
Pls help with the question

Pls help with the question-example-1

2 Answers

4 votes

Answer:

20 1/4

Explanation:

9x^2y^-2

9 * 3^2 * 2^-2

9 * 9 * 0/25

= 20.25 or 20 1/4

User Sandeep Nagaraj
by
3.0k points
3 votes

Answer:

20 and 1/4

Explanation:

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

9 * 9 * 1/4

81/4 or 20 and 1/4

User Anton Stafeyev
by
3.9k points