1

Set 5: Quadratic Equations (Beginner)

Explanation

Answer: A

PROBLEM

Recent studies show that solve: 2x squared = 32. Find the positive value of x.

Solve: 2x squared = 32. Find the positive value of x.

A.

4

✓ Correct
B.

5

C.

2

D.

3

Detailed Explanation

[Variation 1] Choice A is the best answer. x squared = 32/2 = 16. x = 4

Why others are wrong:
B: 5 is incorrect because it does not satisfy the equation.
C: 2 is incorrect because it does not satisfy the equation.
D: 3 is incorrect because it does not satisfy the equation.