(-7i)(i)=0

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Solution for (-7i)(i)=0 equation: 


Simplifying
(-7i)(i) = 0

Remove parenthesis around (-7i)
-7i(i) = 0

Multiply i * i
-7i2 = 0

Solving
-7i2 = 0

Solving for variable 'i'.

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

Divide each side by '-7'.
i2 = 0

Simplifying
i2 = 0

Take the square root of each side:
i = {0}

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