Obliczenie: Ku4t01 - 1
x^2+ y^2 =
R^2
R^2
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x^2+ y^2 = R^2$$x^{2}+y^{2}$$ = $$R^{2}$$
x^2 = R^2- y^2$$x^{2}$$ = $$R^{2}-y^{2}$$
x = saknis( R^2- y^2)$$x$$ = $$\sqrt {R^{2}-y^{2}}$$
R^2- y^2)$$x$$ = $$\sqrt {R^{2}-y^{2}}$$|
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R^2- y^2)$$x$$ = $$\sqrt {R^{2}-y^{2}}$$