ERoseM
Verify the identity: secx+tan(x)sinx=cosx
Please help



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lgbasallote
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"verify" meaning prove?

ERoseM
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Yes please.

NotSObright
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tan(x)=tan x
put

ERoseM
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Okay, now how do I use that?

lgbasallote
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remember that \[\sec x = \frac{1}{\cos x}\] and \[\tan x = \frac{\sin x}{\cos x}\]

lgbasallote
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replace those in your equation