Answer:


Step-by-step explanation:
We know the definition of both functions:
, and 
A) In order to evaluate what
, let's first investigate what g(-1) is using the definition for this function:

Now let's find what f(2) is using f(x) definition: 
B) In order to evaluate what
, let's first investigate what f(3) is using the definition for this function:

Now let's find what g(7) is using the definition for this function:

I think that it is C: PQR~XY by AA because there are only two angles that you are given ;the boxes represent 90, so each box has 90 and 62.
Answer:
870,406
Step-by-step explanation:
The answer you are looking for is 2 4/5. Hope this helps.
1.8903
because if you do the math its easy