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lions [1.4K]
2 years ago
7

Solve the quadratic equation for x in the simplest equation -6x^2+15x+9=0

Mathematics
1 answer:
-BARSIC- [3]2 years ago
8 0

Answer:

Step-by-step explanation:

-6x²+15x+9=0

divide by -3

2x²-5x-3=0

2x²+x-6x-3=0

x(2x+1)-3(2x+1)=0

(2x+1)(x-3)=0

either x=-1/2

or x=3

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