Bunuel wrote:
If x^2 - 1 = 2, then |x| =
A. 0
B. 0.5
C. \(\sqrt{2}\)
D. 1.5
E. \(\sqrt{3}\)
We can simplify the given equation:
x^2 - 1 = 2
x^2 = 3
√x^2 = √3
|x| = √3
Answer: E
If x^2 - 1 = 2, then |x| =
A. 0
B. 0.5
C. \(\sqrt{2}\)
D. 1.5
E. \(\sqrt{3}\)
We can simplify the given equation:
x^2 - 1 = 2
x^2 = 3
√x^2 = √3
|x| = √3
Answer: E
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