What is sqrt(1+tan^2(c)) ?

The solution to sqrt(1+tan^2(c)) is sqrt(sec^2(c))

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simplify sqrt(1+tan^2(c))

simplify

1 + tan^{2} (c)

sec^{2} (c)

Solution steps

1 + tan^{2} (c)

Rewrite using trig identities

= sec^{2} (c)

8 cos (x + 4 5^{\circ})

(- i) [sin ((4 i + 3) (i y + x) + 4 i + 3)]

(π + x) + cos (π - x)

7 \cdot (sin (x - \frac{2 π}{3}))

sin^{2} (x - π)