If tanA=cotB,prove that A+B=90

1.	If tanA=cotB,prove that A+B=90
Answer» Tan a = cot bTan (90-a)=cot bCot( 90-A)= cot B90-A=B90=B+ANow; A+B=90 Hence proved Tan a=cot bCot (90-a) = cot b90-a=b90=a+b A+b=90 It is ask in1-2 no. In exam

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