en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

expand cos(3(t-pi))

Solution

expand

cos (3 (t - π))

Solution

- cos (3 t)

Solution steps

cos (3 (t - π))

Expand

3 (t - π) : 3 t - 3 π

= cos (3 t - 3 π)

Rewrite using trig identities

= - cos (3 t)

Popular Examples

expand (2(4n-2))/(2n+5)expand

\frac{2 ( 4 n - 2 )}{2 n + 5}

expand ((x+2)^2)/(2x-1)expand

\frac{( x + 2 ) ^{2}}{2 x - 1}

expand (f(x+h)-9x-9x^2)/h expand

\frac{f ( x + h ) - 9 x - 9 x ^{2}}{h}

expand 5/(6(a+b+c))expand

\frac{5}{6 ( a + b + c )}

expand f(x^2-9)\circ g(x^2+3x)expand

f (x^{2} - 9) \circ g (x^{2} + 3 x)

Frequently Asked Questions (FAQ)

What is expand cos(3(t-pi)) ?
The solution to expand cos(3(t-pi)) is -cos(3t)