lylabingham lylabingham

06-05-2020
Mathematics

contestada

What Values of X will make x2 (Exponent of 2) =16 true? HELPPPPPP!!
A)4 AND -4
B)2
C)4
D)6 AND -6

Respuesta :

jimrgrant1 jimrgrant1

06-05-2020

Answer:

A

Step-by-step explanation:

Given

x² = 16 ( take the square root of both sides )

[tex]\sqrt{x^2}[/tex] = ± [tex]\sqrt{16}[/tex] ← note plus or minus sign

x = ± 4

Since 4² = 4 × 4 = 16 and

(- 4)² = - 4 × - 4 = 16

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