Answer:

Step-by-step explanation:
Square root of 81 is 9
Square root of 10 is fully simplified
Answer:
A
Step-by-step explanation:
sinC =
=
=
≈ 0.40 → A
It’s organized on which is more important and which is least important and they Wright about a subject then they put a picture to tell you about it
Answer:
B. 3(a + 7) + 3/(a + 2)
Step-by-step explanation:
Just substitute (a+2) in for every (x) in the equation:
f(a + 2) = 3 ((a + 2) + 5) + 4/(a+2)
= 3 (a + 7) + 4/(a+2)