Cosec^2A-sin^2A=cot^2A+Cos^2A
Answers
Answered by
1
cosec²A - sin²A
= 1 + cot²A - (1 - cos²A)
= 1 + cot²A - 1 + cos²A
= cot²A + cos²A
Formulas used:
cosec²A = 1 + cot²A
sin²A + cos²A = 1
Similar questions