Линия задана уравнением [tex] x^{2} -x+ y^{2} =0[/tex] . Определите длину этой кривой. Created by Ilyasssssss. algebra-ru

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Линия задана уравнением [tex] x^{2} -x+ y^{2} =0[/tex] . Определите длину этой кривой

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$x^2-x+y^2=0\\\\(x-\frac{1}{2})^2- \frac{1}{4}+y^2= 0\\\\(x- \frac{1}{2})^2+y^2= \frac{1}{4} \quad -\; \; okryznost\; ,\; \; R= \sqrt{\frac{1}{4}} = \frac{1}{2} \\\\\\l=2\pi R=2\pi \cdot \frac{1}{2}=\pi$

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kazhdaya storona chetyrehugolnika abcd prodolzhena na svoyu dlinu tak kak pokazano

tex]...

na okruzhnosti iz odnoj tochki provedeny dve hordy 10 i 12 najdite radius okruzhno

1 summa nod i nok dvuh vzaimno prostyh chisel raven 197 najdite summu etih chise

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summa chetnyh naturalnyh chisel kotorye ne prevyshayut m ravno h summa chetnyh nat

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