If the discriminant of a quadratic equation, given by B^2-4AC is positive, it has 2 real solutions. If 0, it has 1 real solution and if negative it has 0 real solutions.
10 is greater because it equals 3.162...
Answer:
Step-by-step explanation:
It is already in standard form and can be expressed in scientific form as:

The only linear equation is choice d