The value of tan3x must be greater than the value of cos3x, because it is subtractable by a lesser value.
23 can round to 20 and 21 can also round to 20 so all u do is 20x20=400 so 400 is your estimated answer
Answer:
i think is is c but I not sure.
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Answer:
I can
Step-by-step explanation:
I'm taking precalculus currently