Y=40cos(80t+20)

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Solution for Y=40cos(80t+20) equation: 


Simplifying
Y = 40cos(80t + 20)

Reorder the terms:
Y = 40cos(20 + 80t)
Y = (20 * 40cos + 80t * 40cos)
Y = (800cos + 3200cost)

Solving
Y = 800cos + 3200cost

Solving for variable 'Y'.

Move all terms containing Y to the left, all other terms to the right.

Simplifying
Y = 800cos + 3200cost

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