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5 votes
Cotx/1+cscx=cscx-1/cotx

User Foxhoundn
by
5.1k points

1 Answer

6 votes

Explanation:

see the answer in the pic

u must prove that

Cotx/1+cscx=1-cscx/cotx

cuz that's the way

Cotx/1+cscx=cscx-1/cotx-example-1
User Jpgrassi
by
4.2k points