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3. Solve for x2=81 C. 10​
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2 votes
3. Solve for x2=81 C. 10​

User Berat Cevik
by
4.2k points

2 Answers

4 votes

Answer:

9

Explanation:

9 x 9 = 81

User Kumar Pankaj Dubey
by
4.7k points
6 votes

Answer:

x = ±9

Explanation:

x^2 = 81

Take the square root of each side

sqrt(x^2 ) = ±sqrt(81)

x = ±9

User Troyfolger
by
4.9k points
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