Question

show that cotø+ tanø= secø cosecø​

Answer 1

Answer:

tan = sin/cos

cot = cos/sin

Step-by-step explanation:

sin/cos + cos/sin

= $sin^{2}$ + $cos^{2}$ / cos sin

= 1/cos sin

= sec cosec

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Answer 2

Answer:

cotø+ tanø= secø cosecø

L.H.S.

sinA/cosA + cosA/sinA

sin^A + cos^A

____________

sinA.cosA

1

____________

sinA.cosA

R.H.S.

1 x 1

____ _____

sinA cosA

1

____________

sinA.cosA

since L.H.S. = R.H.S.

hence, it is proved.

Step-by-step explanation:

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