asked 47.7k views
19 votes
Find the value of y^2 when y = -9

asked
User Teambob
by
7.9k points

1 Answer

7 votes

Answer:

81

Explanation:

Substitute y = - 9 into the expression

y² = (- 9)² = - 9 × - 9 = 81

answered
User Jlhoward
by
8.5k points
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