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Solve the Equation by Completing the Square x2+6x−40=0x ^ { 2 } + 6 x - 40 = 0

Question 60

Multiple Choice

Solve the equation by completing the square.
- x2+6x−40=0x ^ { 2 } + 6 x - 40 = 0


A) {−4,10}\{ - 4,10 \}
B) {−30,−10}\{ - 30 , - 10 \}
C) {±−40}\{ \pm \sqrt { - 40 } \}
D) {4,−10}\{ 4 , - 10 \}

Correct Answer:

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