If √(x-a) =b, x > a, what expression is equivalent to x? A) b^(2) + a B) b^(2) - a C) b + a D) b - a

Question

If
`√(x-a) =b`, x > a, what expression is equivalent to x?

A)
`b^(2)` + a
B)
`b^(2)` - a
C) b + a
D) b - a

Answer 1

A

Explanation:

`√(x - a) = b \\ x - a = b^(2) \\ x = {b}^(2) + a`