Processing math: 100%

Help

0

702

1

Let $f(x) = 4x + c$ and $g(x) = cx + 2.$ If $f(g(x)) = 12x + d,$ then find $d$

Guest Aug 28, 2019

1⁺⁰ Answers

+6251

+1

$f(g(x)) = 4g(x) + c = \\ 4(cx+2)+c = \\ 4cx+(8+c) = 12x+d\\~\\ 4c=12\\ 8+c=d\\~\\ c=3\\ d=11$

.

Rom Aug 28, 2019

1 Online Users