(i)(8i)(-4+7i)=0

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Solution for (i)(8i)(-4+7i)=0 equation:


Simplifying
(i)(8i)(-4 + 7i) = 0

Remove parenthesis around (8i)
i * 8i(-4 + 7i) = 0

Reorder the terms for easier multiplication:
8i * i(-4 + 7i) = 0

Multiply i * i
8i2(-4 + 7i) = 0
(-4 * 8i2 + 7i * 8i2) = 0
(-32i2 + 56i3) = 0

Solving
-32i2 + 56i3 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '8i2'.
8i2(-4 + 7i) = 0

Ignore the factor 8.

Subproblem 1

Set the factor 'i2' equal to zero and attempt to solve: Simplifying i2 = 0 Solving i2 = 0 Move all terms containing i to the left, all other terms to the right. Simplifying i2 = 0 Take the square root of each side: i = {0}

Subproblem 2

Set the factor '(-4 + 7i)' equal to zero and attempt to solve: Simplifying -4 + 7i = 0 Solving -4 + 7i = 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 + 7i = 0 + 4 Combine like terms: -4 + 4 = 0 0 + 7i = 0 + 4 7i = 0 + 4 Combine like terms: 0 + 4 = 4 7i = 4 Divide each side by '7'. i = 0.5714285714 Simplifying i = 0.5714285714

Solution

i = {0, 0.5714285714}

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