It is not. 9w x 0 is 0, then 0-12 is -12.
Answer: The correct option is (c). 
Step-by-step explanation: We are given to select the correct basic identity that we will use to verify the following:

We have

In order to verify the given trigonometric equation, we must have

Thus, the required identity that we will use is

Option (c) is CORRECT.
So anybody know the answer yet cuz i don’t
Answer:
30 I think
Step-by-step explanation:
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Answer:
Diagram manditory
GOOD LUCK FOR THE FUTURE! :)