I'll denote the identity function by
. Then for any functions
with inverse
,

One important fact is that composition is associative, meaning for functions
, we have

So given

we can compose the functions on either side with
:

then apply the rules listed above:

Answer: Irrational
Explanation: bc it is
Step-by-step explanation:
The answer is 70 because each men chops 7 trees so 10 men = 70 trees
Answer:
B and C
Step-by-step explanation:
Triangles are similar if they have the same angles and their sides are proportional