Question

Is “3” a valid or extraneous solution to the square root equation?

Answer 1

Valid Solution

Explanation:

Evaluating x = 3 in the equation :

• √3x + 2 = 5
• √3(3) + 2 = 5
• √9 + 2 = 5
• 3 + 2 = 5
• 5 = 5
• The solution is valid √