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Evaluate 9x^2y^-2 for X=-3 and y=2

Evaluate 9x^2y^-2 for X=-3 and y=2
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4 votes
Evaluate 9x^2y^-2 for X=-3 and y=2

asked
User Steven Richards
by
8.2k points

1 Answer

6 votes
9*(-3)^2*(2)^-2
9*9*2^-2
81*2^-2
81*(1/4)
20.25

Final answer: 20.25 or 81/4
answered
User Aditya Anand
by
8.6k points
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