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kristisportvna
@kristisportvna
July 2022
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решите уравненя
7x-7x^2=0
4-a^2=0
g^2-2g+1=0
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kmike21
Verified answer
1) 7x-7x²=0
7x(1-x)=0
x=0
1-x=0
x=1
ответ: два корня 0 и 1
2) 4-a²=0
а²=4
а=±2
ответ: два корня -2 и 2
3) g²-2g+1=0
(g-1)²=0
ответ: 1
0 votes
Thanks 0
kjh1
7х(1-х)=0
х=0;1
-а^2=-4
а^2=4
а=+-2
(g-1)^2=0
g-1=0
g=1
0 votes
Thanks 0
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Answers & Comments
Verified answer
1) 7x-7x²=07x(1-x)=0
x=0
1-x=0
x=1
ответ: два корня 0 и 1
2) 4-a²=0
а²=4
а=±2
ответ: два корня -2 и 2
3) g²-2g+1=0
(g-1)²=0
ответ: 1
х=0;1
-а^2=-4
а^2=4
а=+-2
(g-1)^2=0
g-1=0
g=1