CyberSnorlax CyberSnorlax

18-04-2022
Mathematics

contestada

How many solutions are there to the equation below?
x2 = 16
O A. 2
B. 16
C. 1
O D.O
E. 4

Respuesta :

SenorMathWiz SenorMathWiz

18-04-2022

Answer:

A.2

Step-by-step explanation:

x² = 16

take the square root of both sides

x = ±4

there are 2 solutions to the equations, those 2 solutions being 4 and -4

just to double check

4² = 4 × 4 = 16

-4² = -4 × -4 = 16

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