What is simplify-6cos(x+pi/4) ?

The solution to simplify-6cos(x+pi/4) is -3(sqrt(2)cos(x)-sqrt(2)sin(x))

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simplify-6cos(x+pi/4)

simplify

- 6 cos (x + \frac{π}{4})

- 3 (2 cos (x) - 2 sin (x))

Solution steps

- 6 cos (x + \frac{π}{4})

Rewrite using trig identities

= - 6 \cdot \frac{2 cos ( x ) - 2 sin ( x )}{2}

Simplify

- 6 \cdot \frac{2 cos ( x ) - 2 sin ( x )}{2} : - 3 (2 cos (x) - 2 sin (x))

= - 3 (2 cos (x) - 2 sin (x))

\frac{tan ( y ) d y}{cos ^{2} ( y )}

cot (\frac{3 π}{2} - x)

cos (377 t) \cdot cos (377 t + π)

sin (x + 27 0^{\circ})

csc (- 5.23) r a d

What is simplify-6cos(x+pi/4) ?
The solution to simplify-6cos(x+pi/4) is -3(sqrt(2)cos(x)-sqrt(2)sin(x))