120k views
1 vote
Find the exact solution of x.
X²=16
X=4
No solution
X=_+4
X=-4

1 Answer

6 votes

Answer:

(-4, 4)

Explanation:

x can be either negative 4 or positive 4. A negative number squared is a negative number times a negative number, which will be a positive number.

User Bojtib
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