is this right method?
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Answered by
1
Yes this is Ryt method dear
mrunmayi10:
this question is one of my exams...so, i got confused.
No this is Ryt
okay..thank you..
Answered by
1
SEE IT
YEAH YOU ARE RIGHT BUT IN THE LAST STEP IT IS NOT PROPER.
LHS
√1+sinA/1-sinA
=√(1+sinA)(1+sinA) /(1-sinA) (1+sinA)
=√(1+sinA)²/1-sin²A
=1+sinA/cosA
=1/cosA+sinA/cosA
=secA+tanA
=RHS
YEAH YOU ARE RIGHT BUT IN THE LAST STEP IT IS NOT PROPER.
LHS
√1+sinA/1-sinA
=√(1+sinA)(1+sinA) /(1-sinA) (1+sinA)
=√(1+sinA)²/1-sin²A
=1+sinA/cosA
=1/cosA+sinA/cosA
=secA+tanA
=RHS
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