2j^2+9j-11=0

Solution for 2j^2+9j-11=0 equation:

Simplifying
2j2 + 9j + -11 = 0

Reorder the terms:
-11 + 9j + 2j2 = 0

Solving
-11 + 9j + 2j2 = 0

Solving for variable 'j'.

Factor a trinomial.
(-11 + -2j)(1 + -1j) = 0

Subproblem 1
Set the factor '(-11 + -2j)' equal to zero and attempt to solve:

Simplifying
-11 + -2j = 0

Solving
-11 + -2j = 0

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

Add '11' to each side of the equation.
-11 + 11 + -2j = 0 + 11

Combine like terms: -11 + 11 = 0
0 + -2j = 0 + 11
-2j = 0 + 11

Combine like terms: 0 + 11 = 11
-2j = 11

Divide each side by '-2'.
j = -5.5

Simplifying
j = -5.5
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 = {-5.5, 1}