Why do we rewrite and take the limit of the inside function?
Because f is a constant so we can move it like we do
in the constant multiple rule
Because x represents our input and the inside
function is the input of the composite funciton

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation:

your question is incomplete, write all the numbers in the sequence that it tells you.  

step-by-step explanation:

c. side angle side. u shares the same sides