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Helga [31]
4 years ago
13

Cotx/1+cscx=cscx-1/cotx

Mathematics
1 answer:
ch4aika [34]4 years ago
6 0

Step-by-step explanation:

see the answer in the pic

u must prove that

Cotx/1+cscx=1-cscx/cotx

cuz that's the way

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