Вычислите значение выражения [tex] \frac{a^2-b^2}{a-b}- \frac{a^3-b^3}{a^2-b^2} [/tex], если a = 10,3; b = -0,3. Created by frozensupra. matematika-ru

tex], если a = 10,3; b = -0,3...

July 2022 1 47 Report

Вычислите значение выражения [tex] \frac{a^2-b^2}{a-b}- \frac{a^3-b^3}{a^2-b^2} [/tex], если a = 10,3; b = -0,3

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Vas61 (a-b)(a+b)/(a-b)-(a-b)(a²+ab+b²)/(a-b)(a+b)=(a+b)-(a²+ab+b²)/(a+b)=[(a+b)²-(a²+ab+b²)]/(a+b)=(a²+2ab+b²-a²-ab-b²)/(a+b)=ab/(a+b)=10,3×(-0,3)/(10,3-0,3)=-3,09/10=-0,309

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dany vershiny treugolnika abc najti ploshad treugolnika a2 5 b14 4 c

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zavdannya sklasti kanonichne rivnyannya krivoyi drugogo poryadku sklasti rivnyannya par

v kasse priobreteno 5 biletov dlya pyati passazhirov i naugad rozdany im najdite v

skolko raznyh dvuznachnyh chisel mozhno sostavit iz chisel 0 1 2 3 esli chisla

iz vazy v kotoroj stoyat 10 krasnyh i 4 belyh gvozdiki vybirayut odnu krasnuyu i

petya chital knigu v kotoroj bylo 460 stranic kazhdyj den chitaya nekotoroe odinakc8103813c73c887801ee0dedd1bf6157 31940

petya chital knigu v kotoroj bylo 460 stranic kazhdyj den chitaya nekotoroe odinak

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