8
Answer: CSet 1: Quadratic Equations (Intermediate)
Explanation
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.✓ Correct
16
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.