Answer:
the answer is b to the 6th
Step-by-step explanation:
9514 1404 393
b^6
The applicable rule of exponents is ...
(a^b)/(a^c) = a^(b-c)
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Answer: I know 12 is right
7
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