Question

The function f is defined by f(x)=

see below

find f(5x)

I have the answer I just need some to check it

Answer 1

\[\frac{ -2+3x }{ 5+x }\]

Answer 2

\[\frac{5 \left( 3x-2 \right) }{ x+5 }\]

Answer 3

You can evaluate the numerator and denominator and then divide.

Answer 4

uhmm just replace all "x" wid "5x"

Answer 5

\(\large f(x) = \frac{ -2+3x }{ 5+x }\)

\(\large f(5x) = \frac{ -2+3(5x) }{ 5+(5x) }\)

Answer 6

Absolutely :) ^

Answer 7

u cud have also done it in two steps as @calculusxy mentioned earlier :)

Answer 8

whoa. ive been working on this all day....geesh...\[3-\frac{ 17 }{5\left( x+1 \right) }\]?

Answer 9

u wana subtract ?

Answer 10

\[\frac{ 15x-2 }{ 5\left(x+1 \right) }?\]

Answer 11

\(\large \color{Red}{\checkmark}\)

Answer 12

good work !!