What is cos(3x+pi/4) ?

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

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify cos(3x+pi/4)

simplify

cos (3 x + \frac{π}{4})

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

Solution steps

cos (3 x + \frac{π}{4})

Rewrite using trig identities

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

27.85 sin (12.78 t + 0.569)

tan (\frac{3 π}{2} - θ)

sin (arctan (\frac{r}{h}))

(- cos (\frac{π}{4} + x))^{2}

e^{l n (1 - c o s^{2} (x))}

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