Answer:
the 2nd one
Step-by-step explanation:
I had this problem on my test
Answer:
let g be f(x)
g= <u>4</u><u>x</u><u> </u><u>-</u><u>3</u>
. 7
make x the subject
<u>7</u><u>g</u><u> </u><u>+</u><u>3</u><u>. </u> =x
4
the inverse function of f(x) = <u>7</u><u>x</u><u>+</u><u>3</u>
4
1 1/2+ 1 1/2 = 3 .........
336 / 3 =
(24<span> * 3 * 7) / 3 = </span>
((24<span> * 3 * 7) : 3) / (3 : 3) = </span>
<span>(336 : 3) / (3 : 3) = </span>
<span>112 / 1 = </span>
<span>112</span>