3. Prove that : 1 + sin a /1- sin a = cosec a+1 /cosec a- 1
Answers
Answered by
0
Step-by-step explanation:
LHS =1+cotA−cosecA=1+
sinA
cosA
−
sinA
1
=
sinA
(sinA+cosA−1)
1+tanA+secA=1+
cosA
sinA
+
cosA
1
=
cosA
(sinA+cosA+1)
(1+cotA−cosecA)(1+tanA+secA)
=
sinAcosA
(sinA+cosA−1)(sinA+cosA+1)
=
sinAcosA
(sinA+cosA)
2
−1
=
sinAcosA
1+2sinAcosA−1
=2=RHS
Hence Proved
Answered by
0
1+sin a/1-sin a=cosec a+1/cosec a-1
Solution:-
Solution:-
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