Question

Solve for x.3-sqrt(x)=0 What is the root? If there is none, choose none. x = 3 x = 9 none

Answer 1

9

Explanation:

3-sqrt(x)=0 should be rewritten as 3 = sqrt(x) or sqrt(x) = 3.

To obtain the value of x that satisfies this equation, square both sides:

x = 3^2, or x = 9.