4cos(31y)cos(15y)=

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Solution for 4cos(31y)cos(15y)= equation:


Simplifying
4cos(31y) * cos(15y) = 0

Remove parenthesis around (31y)
4cos * 31y * cos(15y) = 0

Remove parenthesis around (15y)
4cos * 31y * cos * 15y = 0

Reorder the terms for easier multiplication:
4 * 31 * 15cos * y * cos * y = 0

Multiply 4 * 31
124 * 15cos * y * cos * y = 0

Multiply 124 * 15
1860cos * y * cos * y = 0

Multiply cos * y
1860cosy * cos * y = 0

Multiply cosy * cos
1860c2o2s2y * y = 0

Multiply c2o2s2y * y
1860c2o2s2y2 = 0

Solving
1860c2o2s2y2 = 0

Solving for variable 'c'.

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

Divide each side by '1860'.
c2o2s2y2 = 0.0

Simplifying
c2o2s2y2 = 0.0

The solution to this equation could not be determined.

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