r=8cos(40)

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Solution for r=8cos(40) equation: 


Simplifying
r = 8cos(40)

Reorder the terms for easier multiplication:
r = 8 * 40cos

Multiply 8 * 40
r = 320cos

Solving
r = 320cos

Solving for variable 'r'.

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

Simplifying
r = 320cos

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