3 years ago

2. Find f(-1). f(x) = x2-4x+2 X+7 Round your answer to the nearest hundredth.

1 answer:

6 0

Step-by-step explanation:

$f(x)=\dfrac{x^2-4x+2}{x+7}\\\\f(-1)=\text{put}\ x=-1\ \text{to}\ f(x):\\\\f(-1)=\dfrac{(-1)^2-4(-1)+2}{-1+7}=\dfrac{1+4+2}{6}=\dfrac{7}{6}$

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2 years ago

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