What is the decimal equivalent of 17/20? A. 0.085 B. 0.117 C. 0.85 D. 8.5
2 answers:
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Alright, lets get started.
The answer Sandra got is correct that is zero but there are some mistakes she made while writing steps.
Incorrect step
Because as per even/odd identity,
Cot (-Θ) = - cot (Θ)
Hence
Now,
It could be written as
0
Hence the answer is 0. : Answer
Hope it will help :)