Determine the values of x in the equation x² = 81. x=-9 x=19 x=plus or minus 40.5 x=40.5

asked Sep 2, 2024 127k views

2 votes

Determine the values of x in the equation x² = 81.

x=-9
x=19
x=plus or minus 40.5
x=40.5

by Gina

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7 votes

The values of x in the equation x² = 81 are x = -9, x = 9, x = -40.5, and x = 40.5.

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2 votes

Answer:

x=-9

Explanation:

x=square root 81

x= 9 or -9

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