Answer:
we conclude that:

Step-by-step explanation:
Given
The expression is
To determine
Simplify the expression
Simplifying the expression

Apply the exponent rule: 

Subtract the numbers: 

Therefore, we conclude that:

Answer:
I sorry to say but there's not enough information to go of of
Answer:
441
Step-by-step explanation:
Answer:
9.9
use the special triangle formula or use cosine to find BC