If (2x + 3)3 = 125, find the value of x
-
A.
1 -
B.
2 -
C.
3 -
D.
4
Correct Answer: Option A
Explanation
(2x + 3 )2 = 125
2n + 3 = 3(sqrt{125})
2x + 3 = 5
2x = 5 – 3
x = (frac{2}{2})
= 1
(2x + 3 )2 = 125
2n + 3 = 3(sqrt{125})
2x + 3 = 5
2x = 5 – 3
x = (frac{2}{2})
= 1