en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify cos(900-x)

Solution

simplify

cos (90 0^{\circ} - x)

Solution

- cos (x)

Solution steps

cos (90 0^{\circ} - x)

Rewrite using trig identities

= - cos (x)

Popular Examples

simplify cos^2(30-x)simplify

cos^{2} (3 0^{\circ} - x)

simplify tan(x+5pi)simplify

tan (x + 5 π)

simplify sin(x)+sin(pi-x)simplify

sin (x) + sin (π - x)

simplify sin(60+x)simplify

sin (6 0^{\circ} + x)

simplify cos(θ+pi)-sin(θ-pi)simplify

cos (θ + π) - sin (θ - π)

Frequently Asked Questions (FAQ)

What is cos(900-x) ?
The solution to cos(900-x) is -cos(x)