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Rajan@2021
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Asked: 2021-04-17T10:43:17+05:30 In:

If cotA=4/3 and (A+B)=90°, what is the value of tanB?

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This is the basic and conceptual question from trigonometry topic trigonometric identities in which we have given cotA=4/3 and we also given that (A+B)=90°, we need to find the value of tanB?

RS Aggarwal, Class 10, chapter 13C, question no 24

class 10rs aggarwaltrigonometric identities
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      Given,
      A+B=90∘
      =>A=90∘−B
      Given,
      tanA=3/4​
      =>cotB=3/4​

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