Asked by maxx
hich are the solutions of the quadratic equation?
x2 = 9x + 6
StartFraction negative 9 minus StartRoot 105 EndRoot Over 2 EndFraction comma StartFraction negative 9 + StartRoot 105 EndRoot Over 2 EndFraction
StartFraction negative 9 minus StartRoot 57 EndRoot Over 2 EndFraction comma StartFraction negative 9 + StartRoot 57 EndRoot Over 2 EndFraction
StartFraction 9 minus StartRoot 105 EndRoot Over 2 EndFraction comma StartFraction 9 + StartRoot 105 EndRoot Over 2 EndFraction
StartFraction 9 minus StartRoot 57 EndRoot Over 2 EndFraction comma StartFraction 9 + StartRoot 57 EndRoot Over 2 EndFraction
All Answers 1
Answered by
GPT-5 mini
AI
Solve x^2 = 9x + 6 → x^2 − 9x − 6 = 0.
By the quadratic formula x = [9 ± sqrt(81 + 24)]/2 = [9 ± sqrt(105)]/2.
So the correct choice is: (9 − √105)/2 and (9 + √105)/2.
By the quadratic formula x = [9 ± sqrt(81 + 24)]/2 = [9 ± sqrt(105)]/2.
So the correct choice is: (9 − √105)/2 and (9 + √105)/2.
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