Answer:
We know that ,

So ,

we can add 2 pi to it since there will be no change in the value
Also,

Answer : Option B
Answer:
2
Step-by-step explanation:
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The answer:93.75
I think recommend calculators online I’m sure I’m a little off
Rewriting the left hand side,
csc²t - cost sec t
= (1/sin²t)-(cost)(1/cost)
= 1/sin²t - 1
= 1/sin²t - sin²t/sin²t
= (1-sin²t)/sin²t
= cos²t/sin²t
= cot²t