Question

23-Evaiuate tanA in terms of SecA
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Answer 1

Answer:

$tanA = \sqrt{sec^{2}A-1}$

Step-by-step explanation:

It is known  that,  $sec^{2}A - tan ^{2}A =1$

So,  $tan^{2}A =sec^{2}A -1$

  => $tanA = \sqrt{sec^{2}A-1}$