cuyuchpaola
cuyuchpaola
17-10-2020
Mathematics
contestada
F(x)=3x+2 and g(x)=x^3 find (fog)(-5)
Respuesta :
LazyBun
LazyBun
17-10-2020
Answer:
Explanation:
f(x) = 3x+2
g(x) = x^3
(f • g)(x) = (3x+2)(x^3)
(f • g)(x) = 3x^4 + 2x^3
(f • g)(-5) = 3(-5)^4 + 2(-5)^3
(f • g)(-5) = 3(625) + 2(-125)
(f • g)(-5) = 1875 - 250
(f • g)(-5) = 1625
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