Докажите тождество....... Created by vovanharahashyox7cel. algebra-ru

Докажите тождество...

katyabu

$(\frac{8a}{4-a^2} -\frac{a-2}{a+2} ):\frac{a+2}{a} +\frac{2}{a-2} =\\ \\ (\frac{8a}{(2-a)(2+a)} +\frac{2-a}{a+2} ):\frac{a+2}{a} +\frac{2}{a-2} =\\ \\ (\frac{8a}{(2-a)(2+a)} +\frac{(2-a)^2}{(2-a)(a+2)} ):\frac{a+2}{a} +\frac{2}{a-2} =\\ \\ \frac{8a+4-4a+a^2}{(2-a)(2+a)} *\frac{a}{a+2} +\frac{2}{a-2} =\\ \\ \frac{(a^2+4a+4)*a}{(2-a)(a+2)^2} +\frac{2}{a-2} =\\ \\ \frac{a}{2-a} +\frac{2}{a-2} =\frac{a}{2-a} -\frac{2}{2-a} =\frac{a-2}{2-a} =-1$

0 votes Thanks 0

maksimcat

Verified answer

Вот подобное решение

0 votes Thanks 0

Answers & Comments

Verified answer

nachertit 3 vida po pravilam chertezhej na pravom risunke tam gde ploho vidno ch

rasschitajte massu 56 l oksida sery vi

muzyka mozhet byt neskolko otvetov srochno pomogite pzh

otvette na vse voprosy s resheniem

otvetit na voprosy po obshestvoznaniyu

chem vneshnee stroenie paporotnika otlichaetsya ot stroeniya hvoshej i plaunovfae4b497de5e916c8e806b886113334c 9523

chem vneshnee stroenie paporotnik otlichaetsya ot hvoshej i plaunov

рекомендуемые вопросы

Helpful Links

Helpful Social