2 years ago

2. f(x)=4x+1 and g(x)=x2−4x−5, find (g◦f)(4).

Mathematics

1 answer:

Goryan [66]2 years ago

8 0

Answer:

(g · f)(4) = 45

Step-by-step explanation:

f(x)=4x+1

g(x)=x² - 4x- 5

(g · f)(x) = 4(x² - 5) + 1

(g · f)(4) = 4(4² - 5) + 1

Following pemdas

(g · f)(4) = 4(16 - 5) + 1

(g · f)(4) = 4(11) + 1

(g · f)(4) = 44 + 1

(g · f)(4) = 45

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2. f(x)=4x+1 and ​g(x)=x2−4x−5​, find ​(g◦​f)(4​).

2. f(x)=4x+1 and g(x)=x2−4x−5, find (g◦f)(4).