8

Set 1: Quadratic Equations (Intermediate)

Explanation

Answer: C

PROBLEM

Recent studies show that for the equation x squared - 8x + 16 = 0, what is the product of the roots?

For the equation x squared - 8x + 16 = 0, what is the product of the roots?

A.

18

B.

15

C.

16

✓ Correct
D.

14

Detailed Explanation

[Variation 1] Choice C is the best answer. Product of roots = 16/1 = 16

Why others are wrong:
A: 18 is incorrect because it does not satisfy the equation.
B: 15 is incorrect because it does not satisfy the equation.
D: 14 is incorrect because it does not satisfy the equation.