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F(x)=3x^2-4x-15 and g(x)=x^2 -9. Find f(x) /g(x)

A.) 3x + 5 (over/) x-3
B.) 3x - 5 (over/) x-3
C.) 3x + 5 (over/) x-3
D.) 3x - 5 (over/) x-3

1 Answer

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Answer: \\ \frac{3 {x}^(2) - 4x - 15 }{ {x}^(2) - 9 } \\ = ((3x + 5)(x - 3))/((x - 3)(x + 3)) \\ = (3x + 5)/(x + 3)

User Eric Guan
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