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

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

Posted by स यादव 7 years, 4 months ago

CBSE > Class 10 > Mathematics

2 answers

Harshit Mishra 7 years, 4 months ago

Tan a = cot b Tan (90-a)=cot b Cot( 90-A)= cot B 90-A=B 90=B+A Now; A+B=90 Hence proved

0Thank You

Pooja Soni 7 years, 4 months ago

Tan a=cot b Cot (90-a) = cot b 90-a=b 90=a+b A+b=90 It is ask in1-2 no. In exam

0Thank You

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CBSE > Class 10 > Mathematics