Kaila4223 Kaila4223

31-12-2020
Mathematics

contestada

Find the solutions to the equation below. Check all that apply. X2 - 9 = 0 O =
A. X = -1
B. X = -2
C. X = 3
D. X = -3
E. X = 2
F. X = 1

Respuesta :

sqdancefan sqdancefan

31-12-2020

9514 1404 393

Answer:

C, D

Step-by-step explanation:

The equation factors as ...

(x -3)(x +3) = 0

The value will be zero when a factor is zero. That is, solutions are ...

x = 3 and x = -3 . . . . . matches choices C and D

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