destinyleisantos
27.06.2020 •
Mathematics
Determine the solutions to the quadratic equation -5x2 + 10x + 15 = 0.
Select the best answer from the choices provided.
A.
{-1, 9}
B.
{-2, 3}
C.
{-1, 3}
D.
{-2, 9}
Solved
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Ответ:
C ( -1, 3 )
Step-by-step explanation:
Solve the equation for x by finding a, b, and c of the quadratic then applying the quadratic formula.
Ответ:
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Step-by-step explanation:
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