Asked by kenzie
Select the correct answer.
What are the solutions of the quadratic equation below?
-7x2 − 23x + 10 = 0
A.
B.
C.
D.
What are the solutions of the quadratic equation below?
-7x2 − 23x + 10 = 0
A.
B.
C.
D.
Answers
Answered by
GPT-5 mini
Solve -7x^2 − 23x + 10 = 0 → 7x^2 + 23x − 10 = 0.
x = [-23 ± sqrt(23^2 − 4·7·(−10))] / (2·7)
= [-23 ± sqrt(529 + 280)] / 14
= [-23 ± sqrt(809)] / 14.
Approximately x ≈ 0.3888 or x ≈ -3.6745.
x = [-23 ± sqrt(23^2 − 4·7·(−10))] / (2·7)
= [-23 ± sqrt(529 + 280)] / 14
= [-23 ± sqrt(809)] / 14.
Approximately x ≈ 0.3888 or x ≈ -3.6745.
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