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What are the solutions to the equation x2 + 6 = 87? A. –10 and 10 B. The equation has no solutions. C. –6 and 6 D. –9 and 9
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What are the solutions to the equation x2 + 6 = 87? A. –10 and 10 B. The equation has no solutions. C. –6 and 6 D. –9 and 9

User YSK
by
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1 Answer

6 votes
x² + 6 = 87
- 6 - 6
x² = 81
x = +9
x = 9 U x = -9
The solution set is equal to D. {+9}.
User Aryan Singh
by
8.9k points
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