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yaroslaw [1]
2 years ago
7

Given the function f(x)=-5x^2-2x+20 find f(3)

Mathematics
1 answer:
Deffense [45]2 years ago
4 0

f(x)=-5x^2-2x+20\\\\f(3)\to\text{put x=3 to the equation of the function f}\\\\f(3)=-5(3^2)-2(3)+20=-5(9)-6+20=-45-6+20=-31\\\\Answer:\ f(3)=-31

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