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Byju's Answer
Standard XII
Mathematics
Factorization Method Form to Remove Indeterminate Form
1+sin 2 x / 1...
Question
1+sin2x/1-sin2x=tan
2
(45°+x)
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Solution
Given that
(1-sin2x)/(1+sin2x)
=(sin90-sin2x)/(sin90+sin2x)
={2cos(90+2x)/2.sin(90-2x)/2}/2sin(90+2x)/2.cos(90-2x)/2
=cot(45+x).tan(45-x)
=cot{90-(45-x)}.tan(45-x)
=tan^2(45-x) =RHS
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