Answer:
B
Step-by-step explanation:
Answer:

Step-by-step explanation:
We can use the double angle identity for sine.

The given expresion is

We apply the identity to get:

We simplify to obtain;

This simplifies to:
The correct answer is D
I’d say it’s between B and D
Answer:
b
Step-by-step explanation:
add 5+3 then add 1/2 plus 3/4
Answer:
34
Step-by-step explanation: