How do you calculate f(-1.60) if f is the function given by the formula f(x)=−1.4x+−9.1?

1 Answer
Rafael
Sep 29, 2015

f(−1.60)=−6.86

Explanation:

To solve this, simply substitute −1.60 into x.

f(x)=−1.4x−9.1
f(−1.60)=−1.4(−1.60)−9.1
f(−1.60)=−1.4(−1.60)−9.1
f(−1.60)=2.24−9.1
f(−1.60)=−6.86

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