Answer:
Firstly
f(x)=3x-2=y then
Interchanging x and y we get
x=3y-2
x+2=3y
y=(x+2)/3
f-1(x)=(x+2)/3
f-1(13)=(13+2)/3
f-1(13)=5
5+1 times 10=???
order of operations
multiplcation comes before addition
so yes, multiply first
5+1 times 10=5+10=15
Answer:

Step-by-step explanation:
The Law of Sines is given by
and works for any triangle.
Therefore, we have the proportion:
