What is 4sqrt(2)cos(pix-pi/4) ?

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

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify 4sqrt(2)cos(pix-pi/4)

simplify

42 cos (π x - \frac{π}{4})

22 (2 cos (π x) + 2 sin (π x))

Solution steps

42 cos (π x - \frac{π}{4})

Rewrite using trig identities

= 42 \frac{2 cos ( π x ) + 2 sin ( π x )}{2}

Simplify

42 \frac{2 cos ( π x ) + 2 sin ( π x )}{2} : 22 (2 cos (π x) + 2 sin (π x))

= 22 (2 cos (π x) + 2 sin (π x))

4 sin (\frac{x}{3} - \frac{π}{3})

cos (- \frac{π}{2} + x)

sin (2 π - t)

sec (arccos (u))

sin (9 0^{\circ} - (a + b))

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