What is cos(pi/3+x) ?

The solution to cos(pi/3+x) is 1/2 cos(x)-(sqrt(3))/2 sin(x)

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simplify cos(pi/3+x)

simplify

cos (\frac{π}{3} + x)

\frac{1}{2} cos (x) - \frac{3}{2} sin (x)

Solution steps

cos (\frac{π}{3} + x)

Rewrite using trig identities

= \frac{1}{2} cos (x) - \frac{3}{2} sin (x)

1 + tan^{2} (θ)

tan (x - π)

3 sin (x - \frac{π}{2})

tan (arccos (7 x))

cot (arccos (u))

What is cos(pi/3+x) ?
The solution to cos(pi/3+x) is 1/2 cos(x)-(sqrt(3))/2 sin(x)