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Which could be the value of x in the equation x² + 15 = 64? A: -23 B: -√49 C: 8 D: √79 ​

Which could be the value of x in the equation x² + 15 = 64? A: -23 B: -√49 C: 8 D: √79 ​
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5 votes
Which could be the value of x in the equation x² + 15 = 64?

A: -23
B: -√49
C: 8
D: √79


​

asked
User Alix Lourme
by
8.1k points

2 Answers

0 votes
x^2+15=64? your answer is going to be B
answered
User Wgpubs
by
8.3k points
0 votes

Answer:

B) -√49

Explanation:


x^(2) + 15 = 64\\x^(2) = 64 - 15\\x^(2) = 49\\x = √(49)

answered
User Moys
by
7.8k points
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