(a, 1/3a^2)

f(x) = (1 / 3 * x^(2))
A = Point(f)
B = Point(f)
g = Line(B, A)
k = Slope(g)
teksti1 = LaTeX(f, true, true)
piirto1: PolyLine[(-4.5000E-1,1.5400E0), (-5.3000E-1,1.5600E0), (-6.7000E-1,1.5600E0), (-7.9000E-1,1.5600E0), (-9.0000E-1,1.5300E0), (-1.0500E0,1.5200E0), (-1.1500E0,1.5000E0), (-1.2300E0,1.4600E0), (-1.3100E0,1.4400E0), (-1.3900E0,1.4000E0), (-1.4900E0,1.3800E0), (-1.6000E0,1.3100E0), (-1.6900E0,1.2400E0), (-1.7700E0,1.1400E0), (-1.8300E0,1.0200E0), (-1.8300E0,8.8000E-1), (-1.7900E0,7.2000E-1), (-1.7100E0,5.7000E-1), (-1.6000E0,4.4000E-1), (-1.4900E0,3.4000E-1), (-1.4100E0,2.8000E-1), (-1.2400E0,2.4000E-1), (-1.1300E0,2.2000E-1), (-1.0500E0,2.0000E-1), (-7.1000E-1,2.0000E-1), (-4.4000E-1,2.2000E-1), (-3.3000E-1,3.4000E-1), (-1.8000E-1,4.7000E-1), (-5.0000E-2,6.2000E-1), (4.0000E-2,7.6000E-1), (7.0000E-2,9.2000E-1), (9.0000E-2,1.0800E0), (4.0000E-2,1.2300E0), (-5.0000E-2,1.2800E0), (-1.8000E-1,1.3500E0), (-2.7000E-1,1.3800E0), (-4.0000E-1,1.4200E0), (-5.3000E-1,1.4400E0), (-6.1000E-1,1.4400E0), (NaN,NaN), (1.9000E-1,1.0600E0), (3.3000E-1,1.1200E0), (5.1000E-1,1.1600E0), (1.2100E0,1.1800E0), (1.7700E0,1.1800E0), (1.9700E0,1.1800E0), (NaN,NaN), (2.4900E0,9.8000E-1), (2.6100E0,1.0200E0), (2.7400E0,1.0600E0), (2.9100E0,1.1800E0), (3.0300E0,1.2600E0), (3.1500E0,1.3900E0), (3.2800E0,1.6200E0), (3.3300E0,1.8600E0), (3.3700E0,2.0000E0), (3.3700E0,2.1000E0), (3.3900E0,2.1800E0), (3.3900E0,2.3000E0), (3.3900E0,2.4200E0), (3.3100E0,2.3200E0), (3.2500E0,2.1800E0), (3.1700E0,2.0000E0), (3.1300E0,1.8800E0), (3.0300E0,1.7000E0), (3.0300E0,1.6000E0), (2.9700E0,1.4000E0), (2.9100E0,1.0600E0), (2.8900E0,7.8000E-1), (2.8500E0,6.4000E-1), (2.8300E0,5.2000E-1), (2.8300E0,1.6000E-1), (2.8200E0,2.0000E-2), (2.7500E0,1.6000E-1), (NaN,NaN), (2.6900E0,4.4000E-1), (2.7900E0,5.2000E-1), (2.9300E0,6.0000E-1), (2.9900E0,6.6000E-1), (3.1100E0,7.2000E-1), (3.2300E0,7.8000E-1), (3.2900E0,8.4000E-1), (3.3300E0,9.0000E-1), (NaN,NaN), (4.0100E0,1.7400E0), (3.9100E0,1.6700E0), (3.7900E0,1.5400E0), (3.6700E0,1.3800E0), (3.5500E0,1.1800E0), (3.4900E0,1.0400E0), (3.4300E0,9.4000E-1), (3.3900E0,8.4000E-1), (3.3700E0,6.6000E-1), (3.4500E0,6.4000E-1), (3.5500E0,7.2000E-1), (3.6100E0,7.6000E-1), (NaN,NaN), (4.2900E0,1.3200E0), (4.2300E0,1.3400E0), (4.1200E0,1.3000E0), (4.0200E0,1.1900E0), (3.9700E0,1.1000E0), (3.9300E0,9.6000E-1), (3.9100E0,8.4000E-1), (4.0100E0,8.8000E-1), (4.1100E0,9.2000E-1), (4.2750E0,1.0450E0), (4.3100E0,8.8000E-1), (4.3700E0,1.0400E0), (4.4300E0,1.1600E0), (NaN,NaN), (4.5300E0,1.7000E0), (4.6000E0,1.6300E0), (4.7100E0,1.5100E0), (4.7900E0,1.4000E0), (4.8200E0,1.2600E0), (4.8300E0,1.0800E0), (4.8200E0,9.1000E-1), (4.7900E0,8.0000E-1), (NaN,NaN), true]