2j^2-3j=-1

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Solution for 2j^2-3j=-1 equation:


Simplifying
2j2 + -3j = -1

Reorder the terms:
-3j + 2j2 = -1

Solving
-3j + 2j2 = -1

Solving for variable 'j'.

Reorder the terms:
1 + -3j + 2j2 = -1 + 1

Combine like terms: -1 + 1 = 0
1 + -3j + 2j2 = 0

Factor a trinomial.
(1 + -2j)(1 + -1j) = 0

Subproblem 1

Set the factor '(1 + -2j)' equal to zero and attempt to solve: Simplifying 1 + -2j = 0 Solving 1 + -2j = 0 Move all terms containing j to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -2j = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2j = 0 + -1 -2j = 0 + -1 Combine like terms: 0 + -1 = -1 -2j = -1 Divide each side by '-2'. j = 0.5 Simplifying j = 0.5

Subproblem 2

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

Solution

j = {0.5, 1}

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