See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
−3-3−3
All real numbers
Increasing function
Opens downward (frowns)
x=−b2ax = -\frac{b}{2a}x=−2ab
{y:y≥−2,y∈R}\{y : y ≥ -2, y ∈ ℝ\}{y:y≥−2,y∈R}
U-shaped curve (parabola)
Exponential decay
(0,1)(0, 1)(0,1)
y=0y = 0y=0
Select your subjects, and get access to A+ resources today.