4

Set 3: Quadratic Equations (Beginner)

Explanation

Answer: C

PROBLEM

Recent studies show that solve: 1x squared = 16. Find the positive value of x.

Solve: 1x squared = 16. Find the positive value of x.

A.

2

B.

5

C.

4

✓ Correct
D.

8

Detailed Explanation

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

Why others are wrong:
A: 2 is incorrect because it does not satisfy the equation.
B: 5 is incorrect because it does not satisfy the equation.
D: 8 is incorrect because it does not satisfy the equation.