Lagrange interpolation

Task number: 2636

By the use of the Lagrange's interpolation interpolate a parabola (quadratic polynomial) through points

  • Variant 1

    \((-1,-9)\), \((1,-3)\) and \((2{,}3)\).

  • Variant 2

    \((-1{,}10)\), \((1{,}4)\) and \((4{,}25)\).

Difficulty level: Easy task (using definitions and simple reasoning)
Routine calculation training
Cs translation
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