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Popular >

simplify cos(t-90)

Solution

simplify

cos (t - 9 0^{\circ})

Solution

sin (t)

Solution steps

cos (t - 9 0^{\circ})

Rewrite using trig identities

= sin (t)

Popular Examples

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cos (π + \frac{π}{4} n)

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\frac{x e ^{- x}}{sin ( x )}

simplify 2sin((2x)/3-3pi)+2 simplify

2 sin (\frac{2 x}{3} - 3 π) + 2

derivative of r(1/(cos^2(x)))derivative of

r (\frac{1}{cos ^{2} ( x )})

Frequently Asked Questions (FAQ)

What is cos(t-90) ?
The solution to cos(t-90) is sin(t)