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4

Set 4: Quadratic Equations (Intermediate)

Explanation

Answer: C

PROBLEM

For the equation x squared - 7x + 6 = 0, what is the sum of the roots?

For the equation x squared - 7x + 6 = 0, what is the sum of the roots?

A.

14

B.

5

C.

7

✓ Correct
D.

6

Detailed Explanation

Choice C is the best answer. Sum of roots = -(-7)/1 = 7

Why others are wrong:
A: 14 is incorrect because it does not satisfy the equation.
B: 5 is incorrect because it does not satisfy the equation.
D: 6 is incorrect because it does not satisfy the equation.
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