Anoushkaa11
Anoushkaa11 Anoushkaa11
  • 09-05-2017
  • Mathematics
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Can somebody please solve question 11?

Can somebody please solve question 11 class=

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akaleti47
akaleti47 akaleti47
  • 09-05-2017
1+tan^2=sec^2
so, given expression= [tex] \frac{sec^{2}*cot}{cosec^{2} } = \frac{ \frac{1*cot}{ cos^{2} } }{ \frac{1}{ sin^{2} } } =[/tex][tex] tan^{2}*cot = tan [/tex](using sin/cos=tan and tan*cot=1)

hence proved
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