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What are the solutions of the equation x2 – 1 = 15?

What are the solutions of the equation x2 – 1 = 15?
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1 vote
What are the solutions of the equation x2 – 1 = 15?

User Shouko Nishimiya
by
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2 Answers

6 votes
x^2-1=15
x^2=16
x=-4,4
User Bas Peters
by
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2 votes

Answer:

C

Explanation:

NEXTQUESTION ALSO C

User Boris Savic
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