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Olegus
@Olegus
July 2022
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Найдите корень уравнения
(x+10)²=(5-x)²
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MegaMind1111
(х+10)²=(5-х)²
х²+20х+100=25-10х+х²
20х+10х=25-100
30х=-75
х=-75/30
х=-5/2
х=-2,5
Ответ: -2,5
2 votes
Thanks 1
Olegus
Спасибо)
MegaMind1111
пожалста)
LyazzatMn
X^2+20x+100=25-10x+x^2
x^2-x^2+20x+10x+100-25=0
30x+75=0
30x=-75
x=-2,5
1 votes
Thanks 0
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Answers & Comments
х²+20х+100=25-10х+х²
20х+10х=25-100
30х=-75
х=-75/30
х=-5/2
х=-2,5
Ответ: -2,5
x^2-x^2+20x+10x+100-25=0
30x+75=0
30x=-75
x=-2,5