See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
12 questions from this quiz
At least one equation is quadratic
Substitution
Substitute linear into quadratic
Set equal to zero
b2−4acb^2 - 4acb2−4ac
Complex solutions
Intersection points are real
Multiply to ccc, add to bbb
The linear equation
As coordinate pairs (x,y)(x, y)(x,y)
ax2+bx+c=0ax^2 + bx + c = 0ax2+bx+c=0
When roots are complex
Select your subjects, and get access to A+ resources today.