Question

Reciprocal of cosA is​

Answer 1

Step-by-step explanation:

Reciprocal of cosA= 1/cosA = secA

Answer 2

$\frac{1}{ \cos \: a } = \frac{1}{ \frac{adj.}{hyp.} }$

$\frac{hyp.}{adj.} = \sec \:a$

Therefore,

Reciprocal of cos A is sec A

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