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f(x) = 2x + c
g(x) = cx + 7
fg(x) = 4x + d
C and d are constants.
Work out the value of d.

May someone help me pleaseeee

Respuesta :

Answer:

d=  13

Step-by-step explanation:

fg(x) = 2(cx+5) + c

= 2cx+10+c                          

fg(x) = 6x+d. fg(x) = 2cx+10+c

6x = 2cx and d = 10+c          

3 = c and therefore d = 13  

Answer:

c=2, d=16

Step-by-step explanation:

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