3 years ago

Does anyone know this?

Mathematics

2 answers:

olga_2 [115]3 years ago

6 0

Answer:

f(9)= -59

Step-by-step explanation:

First, put 9 into x; which gives you...

f(9)= (-9)^2+9+13

f(9)= -81+9+13

f(9)= -59

tresset_1 [31]3 years ago

4 0

Answer:

f(x) = -x^2 + x + 13 find f(9) = -59

Hope this helps :)

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