Harjutame valemeid

x_{1,2}=-\frac{p}{2}±\sqrt{\frac{p^2}{4}-q}

x_{1,2}=\frac{-b±\sqrt{b^2-4ac}}{2a}

a^3±b^3=(a±b)(a^2∓ab+b^2)

S=\frac{a·h}{2}

S=\frac{1}{2}a·b·sin \; γ

S=\frac{a^2·sinβ·sinγ}{2sinα}

S=\frac{1}{2} \left|\begin{array}{}
x_3-x_1 & y_3-y_1 \ x_2-x_1 & y_2-y_1 \ 
\end{array} \right| 

kui \;A(x_1;y_1), \;B(x_2;y_2) \;  ja \;   C(x_3; y_3) 

x²+px+q=0

ax²+bx+c=0

Kuupide summa ja vahe

Kolmnurga pindala

ExportShow

a = true
b = true
c = true
d = true
Export_1 = (-4.08, 6.52)
Export_2 = (14.58, -2.18)
e = true