caseykeyock caseykeyock

24-01-2020
Mathematics

contestada

What is the solution to x2 = 225?
O
A. X = 15 or x =
-15
O B. X = -15
OC. I = 15
D. r = 5 or x = -:
Dan

Respuesta :

jimrgrant1 jimrgrant1

24-01-2020

Answer:

x = ± 15

Step-by-step explanation:

Given

x² = 225 ( take the square root of both sides )

x = ± [tex]\sqrt{225}[/tex] = ± 15

That is x = - 15 0r x = 15

Answer Link

josshyaby josshyaby

24-01-2020

Answer:

Step-by-step explanation:

X² = 225

Finding the square root of both side

√X² = √225

X = 15 or -15

Answer Link

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