What is simplify-cos^3(180+X) ?

The solution to simplify-cos^3(180+X) is cos^3(X)

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simplify-cos^3(180+X)

simplify

- cos^{3} (18 0^{\circ} + X)

cos^{3} (X)

Solution steps

- cos^{3} (18 0^{\circ} + X)

Rewrite using trig identities

= - (- cos (X))^{3}

Simplify

- (- cos (X))^{3} : cos^{3} (X)

= cos^{3} (X)

cos (2 t + 2 π)

sin (arctan (t))

sin (t) - sin (- t)

sin (b - b)

a sec (\frac{10.77}{4})

What is simplify-cos^3(180+X) ?
The solution to simplify-cos^3(180+X) is cos^3(X)