Question

Solve using the square root method. 9x2 - 25 = 0
A.{-5/3, 5/3}
B.{-3/5, 3/5}
C.{-3, 5}
D.{-5, 3}

Answer 1

option A

Answer 2

Arnab, in the future spread the intended spirit of OpenStudy and comply with the Code of Coduct.

Answer 3

9x^2 - 25 = 0
(3x-5)(3x+5) = 0
3x - 5 =0 3x+ 5= 0
3x = 5 3x= -5
x=5/3 x= -5/3

So, the answer is A.