The equation is j^2 - 9 = -13.
Subtract 9 from both sides:
j^2 = -13 + 9
j^2 = -4
Take the square root of both sides:
j = ±√-4
j = ±2i
Therefore, this equation has 2 complex solutions.
How many solutions doesj^2 - 9 = -13 have?(1 point)
3 answers
how many solutions in total
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The equation j^2 - 9 = -13 has 2 complex solutions. So, in total, this equation has 2 solutions.
1 answer