2Y*Y=90

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Solution for 2Y*Y=90 equation: 


Simplifying
2Y * Y = 90

Multiply Y * Y
2Y2 = 90

Solving
2Y2 = 90

Solving for variable 'Y'.

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

Divide each side by '2'.
Y2 = 45

Simplifying
Y2 = 45

Take the square root of each side:
Y = {-6.708203933, 6.708203933}

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