Semper Phone

Effortless
LEARNING

  • Improve effortlessly – just by living your life
  • Learn while waiting for your apps to load
  • Recommended by 5 universities
  • Community of over 1,000,000 learners
  • 50,000+ expert-made packs, or create your own
"One of the best learning apps" - CNET
  • Apple Play Store
  • Install Semper from the Play Store
Parabola - Basic Formulas

Parabola - Basic Formulas

Last update 

The Basic formulae involved in parabola problems

Items (5)

  • Condition of Tangency

    √a2m2+b2

  • Parametric Tangent

    yt = x + at

  • Tangent at (h,k)

    yk = 2a (x+h)

  • Parametric Normal

    y + xt = 2at + at3

  • Slope form of Normal

    y = mx - 2am - am^3