Yes.
There are no real solutions because the discriminant of the quadratic equation is less than zero.
It Equals 2
Any number minus itself equals zero. Any number plus its opposite equals zero. Any number times zero equals zero.
Only 1.
It has 2 real solutions because the discriminant is greater than zero.
negative plus positive equals to zero
2
Zero
Yes that about sums it up.
This quadratic equation has no real roots because its discriminant is less than zero.
Zero plus one equals one.
Typically, anything plus zero equals itself.