Math, asked by fantasticrahulraj172, 7 months ago

If seco =a+1/a-1+tano then coso is

Answers

Answered by AngelineSudhagar

0

Step-by-step explanation:

Given

$\sec \: o \: = \frac{a + 1}{a - 1 + \tan \: o }$

we know that sec o = 1/cos of

$\cos \: o \: = \: \frac{a - 1 + \tan \: o }{a + 1}$

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