If x^2= 20 what is the value of x

2 answers:

3 0

x^2 = 20.

sqrt(x^2) = sqrt(20)

x = +- 2sqrt(5)

Answer:

2 $\sqrt{5}$ and -2 $\sqrt{5}$

3 0

Answer:

4.472

Step-by-step explanation:

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