Respuesta :

mathstudent55

Answer:

f(6) = -114

Step-by-step explanation:

f(x) = -4x² + 5x

f(6) = -4(6)² + 5(6)

f(6) = -4(36) + 30

f(6) = -114 + 30

f(6) = -114

s1m1

Answer:

-114

Step-by-step explanation:

to evaluate the function f(x) to find f(6) means to substitute x by 6

f(x) = -4x² +5x

f(6) = -4*6² +5*6

f(6) = -144 + 30

f(6) = -114

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