See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 cards from this deck
x=−b±b2−4ac2ax = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}x=2a−b±b2−4ac
ax2+bx+c=0ax^2 + bx + c = 0ax2+bx+c=0 where a≠0a \neq 0a=0
x=−b2ax = -\frac{b}{2a}x=−2ab
Δ=b2−4ac\Delta = b^2 - 4acΔ=b2−4ac
Two distinct real solutions
Exactly one solution (repeated root)
No real solutions
When doesn't factor nicely or need exact values
Completing the square
Average of the two solutions
Select your subjects, and get access to A+ resources today.