6

Set 1: Quadratic Equations (Beginner)

Explanation

Answer: C

PROBLEM

Solve: 1x squared = 25. Find the positive value of x.

Solve: 1x squared = 25. Find the positive value of x.

A.

7

B.

6

C.

5

✓ Correct
D.

4

Detailed Explanation

Choice C is the best answer. x squared = 25/1 = 25. x = 5

Why others are wrong:
A: 7 is incorrect because it does not satisfy the equation.
B: 6 is incorrect because it does not satisfy the equation.
D: 4 is incorrect because it does not satisfy the equation.