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3 years ago

7

If f(x)=7x and g(x)=3x+1,find(f*g)(x)

2 answers:

Tju [1.3M]3 years ago

8 0

Answer: The answer is 21x+7

Step-by-step explanation:

f(x)=7x

g(x)=3x+1

(fog)(x)=f(3x+1)

f=7

7*3x=21x

7*1=7

Ans = 21x+7

LiRa [457]3 years ago

5 0

Answer:

(f*g)(x)=21x+8

Step-by-step explanation:

f(x)=7x

g(x)=3x+1

(f*g)(x)= 7(3x+1)+1

= 21x+7+1

=21x+8

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