2x -5 ≥ 3
2x ≥ 8
x ≥ 4
The solution set are all real numbers greater than or equal to 4, or you can write the answer as
{x| x ≥ 4} or [4,∞) .
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If the discriminant of the quadratic equation is greater than zero then it will have two different solutions. If the discriminant is equal to zero then it will have two equal solutions. If the discriminant is less than zero then it will have no real solutions.
Quadratic curves only have two solutions when the discrimant is greater than or equal to zero.
It has more than one solutions.
It has 2 real solutions because the discriminant is greater than zero.
There are no real solutions because the discriminant of the quadratic equation is less than zero.