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What is the value of x, when x^2 + 5 = 21? A 5.5 or -5.5 B 4 or -4 C 2 or -2 D 8 or -8
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What is the value of x, when x^2 + 5 = 21?

A
5.5 or -5.5
B
4 or -4
C
2 or -2
D
8 or -8

User Pradnya Bolli
by
6.4k points

1 Answer

0 votes
The answer is B. 4 or -4
User Sam Soffes
by
5.9k points
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