Answer: 2
Step-by-step explanation:
Cot x = cos x csc x
1/tan x = cosx (1/sin x)
1/(sin x / cos x) = cos x / sin x
cos x / sin x = cos x / sin x
The domain of validity is all real number values of x except for sin x = 0.
Answer: =x2−3x−54
Step-by-step explanation:
Answer:
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