Try this one.... time limit 50 to 60 seconds.
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Ans is 1
This one's easy!!
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(I don't have theta on my keypad , so let's continue with a)
We know , sec²a - tan²a = 1
(seca+tana)(seca-tana) = 1
xy = 1
x = 1/y
1 / (1+x^n) = y^n / (1+y^n)
y^n/(1+y^n) + 1/(1+y^n) = (1+y^n)/(1+y^n) = 1
We know , sec²a - tan²a = 1
(seca+tana)(seca-tana) = 1
xy = 1
x = 1/y
1 / (1+x^n) = y^n / (1+y^n)
y^n/(1+y^n) + 1/(1+y^n) = (1+y^n)/(1+y^n) = 1
nice one
correct
Urmm.. Thanks :)
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