en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify cos(180-α)

Solution

simplify

cos (18 0^{\circ} - α)

Solution

- cos (α)

Solution steps

cos (18 0^{\circ} - α)

Rewrite using trig identities

= - cos (α)

Popular Examples

simplify 2csc(2x-pi/4)-1 simplify

2 csc (2 x - \frac{π}{4}) - 1

simplify cos(A+pi)+sin(A+pi)simplify

cos (A + π) + sin (A + π)

simplify cos(-pik)simplify

cos (- πk)

simplify sin(pi/2-A)simplify

sin (\frac{π}{2} - A)

simplify cos(-pit-pi)simplify

cos (- π t - π)

Frequently Asked Questions (FAQ)

What is cos(180-α) ?
The solution to cos(180-α) is -cos(α)