What is sqrt(sec^2(θ)-1) ?

The solution to sqrt(sec^2(θ)-1) is sqrt(tan^2(θ))

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simplify sqrt(sec^2(θ)-1)

simplify

sec^{2} (θ) - 1

tan^{2} (θ)

Solution steps

sec^{2} (θ) - 1

Rewrite using trig identities

= tan^{2} (θ)

sin (x + x)

tan (arctan (y))

3 cos (4 x - 2 π)

sin (- 2 t)

tan (arccot (u))