Math, asked by jgtpvaishnavi, 3 months ago

cot²A×sec²A=cot²A+1

Answers

Answered by sonusagar50

2

Answer:

this is the right answer

Step-by-step explanation:

mark brainliest

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Answered by priyamvadha12

0

cot²A×sec²A = cot²A+1

L.H.S:

cot²A×sec²A = cot²A×(1+tan²A)

= cot²A + cot²Atan²A

= cot²A + (cot²A × 1/cot²A)

= cot²A + 1

= R.H.S

Hence proved.

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