2
advanced-math

What is the product of the roots for x2+7x+12=0x^2 + 7x + 12 = 0?

A

12

B

-12

C

7

D

-7

Correct Answer: A

Choice A is the correct answer. According to Vieta's formulas, the product of roots is c/ac/a.

  1. Identify c=12,a=1c=12, a=1.
  2. Product = 12/1=1212/1 = 12.

Choice B is incorrect because of sign error. Choice C is incorrect because it is related to the sum. Choice D is incorrect because it is the sum.

Next
Question 3 →
Back to Set
Set 12: Quadratic Equations and Functions 12