Question

(Cosec²A-1) tan² A=1

Answer 1

Hey mate !!!!

Here is you answer.


cosec²A = 1+cot²A
therefore,
(1+cot²A-1)(tan²A)
cot²A×tan²A
tan²A/tan²A=1 . (cotA=1/tanA)
please mark this as brainliest answer.

Answer 2

(Cosec²A-1) tan² A=1
(Cot²A)1/Cot² A= 1
1=1
LHS= RHS
Hence proved