i^2=16+(12*20)

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Solution for i^2=16+(12*20) equation: 


Simplifying
i2 = 16 + (12 * 20)

Multiply 12 * 20
i2 = 16 + (240)
i2 = 16 + 240

Combine like terms: 16 + 240 = 256
i2 = 256

Solving
i2 = 256

Solving for variable 'i'.

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

Simplifying
i2 = 256

Take the square root of each side:
i = {-16, 16}

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