3 years ago

Verify this identity: secx-cosx = 1-cos^2x/cosx

1 answer:

5 0

Step-by-step explanation:

sec x − cos x

Secant is the inverse of cosine:

(1 / cos x) − cos x

Find the common denominator:

(1 / cos x) − (cos² x / cos x)

Subtract:

(1 − cos² x) / cos x

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mars1129 [50]

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I hope this helps you

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The answer to your problem, I’m pretty sure the second one, I’m not to sure tho!

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