What is sqrt(1-cos^2(t)) ?

The solution to sqrt(1-cos^2(t)) is sqrt(sin^2(t))

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simplify sqrt(1-cos^2(t))

simplify

1 - cos^{2} (t)

sin^{2} (t)

Solution steps

1 - cos^{2} (t)

Rewrite using trig identities

= sin^{2} (t)

1 + tan^{2} (\frac{π}{2} - x)

- sin (x - \frac{π}{2})

cos (arcsin (17 x))

tan (arcsec (\frac{x}{8}))

\frac{cos ^{2} ( x )}{1 - sin ( - x )}