Answer:
The correct option is C. 5
Therefore,
Step-by-step explanation:
Simplify
Solution:
Using Identity
So in the given expression
a. 3x (150 degrees)
b. 9x (180 degrees)
c. 3x - 20 (220 degrees)
1 5/7
62
(-8)^2-2
64-2 = 62