Question

how is sec a = 1/cos a​

Answer 1

Answer:

you know.,...

$\frac{1}{ \sec(x) } = \cos(x)$

so...your answer.....hear

$\sec(a) = \frac{1}{ \ \cos(a)} \\ \\ \sec(a) = \sec(a)$

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Answer 2

Answer:

secA=1/cosA

secA=secA

why

becouse the value of 1/cosA is secA

then is it equal

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