samtrevino9921
24.01.2020 •
Mathematics
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
Solved
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Ответ:
Step-by-step explanation:
X² = 225
Finding the square root of both side
√X² = √225
X = 15 or -15
Ответ:
x = ± 15
Step-by-step explanation:
Given
x² = 225 ( take the square root of both sides )
x = ±
= ± 15
That is x = - 15 0r x = 15
Ответ: