Math, asked by marvel22overdose, 9 months ago

if cotx=-12/5 x in second quadrant then cos x will be

Answers

Answered by nakulathul
3

Answer:

hi

Step-by-step explanation:

hope this helps

As x lies in second quadrant, only sinx and cosecx will be positive. Rest will be negative.

We are given, cotx=-512

So, tanx=1cotx=-125

secx=√1+tan2x=√1+14425=-135

cosx=1secx=-513

sinx=tanxcosx=-125∗-513=1213

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