7i(8-2i)=

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Solution for 7i(8-2i)= equation:


Simplifying
7i(8 + -2i) = 0
(8 * 7i + -2i * 7i) = 0
(56i + -14i2) = 0

Solving
56i + -14i2 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '14i'.
14i(4 + -1i) = 0

Ignore the factor 14.

Subproblem 1

Set the factor 'i' equal to zero and attempt to solve: Simplifying i = 0 Solving i = 0 Move all terms containing i to the left, all other terms to the right. Simplifying i = 0

Subproblem 2

Set the factor '(4 + -1i)' equal to zero and attempt to solve: Simplifying 4 + -1i = 0 Solving 4 + -1i = 0 Move all terms containing i to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1i = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1i = 0 + -4 -1i = 0 + -4 Combine like terms: 0 + -4 = -4 -1i = -4 Divide each side by '-1'. i = 4 Simplifying i = 4

Solution

i = {0, 4}

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