General Basic Math Exams Quizzes MCQs Quizzes Equations Math Quiz

Question:
Which of the following is a solution of the equation √2x + 5 = 3?

Option A):
4
Option B):
32
Option C):
2
Option D):
This equation has no solution
Option E):
16

Correct Answer is Option D):
This equation has no solution

Explanation:
Solution:
√2x + 5 = 3 → √2x = -2.    Since by definition a square root cannot be negative, this equation has no solution.