claraa37 claraa37

06-01-2022
Mathematics

contestada

1. If f(x)= 3r? - 7x+15, then lf(-2)=
a. -7
b. 65
c. 0
D. 42
E. none of the above.

Respuesta :

Аноним Аноним

06-01-2022

f(x) = 3x^2 - 7x + 15
Therefore, f(-2) = 3(-2)^2 - 7(-2) + 15
or, f(-2) = 3(4) + 14 + 15
or, f(-2) = 12 + 14 + 15
or, f(-2) = 41

Answer:

E. None of the above

Hope you could understand.

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