rozwiąż równanie:
a) 3x do 3 + x do 2 + 48x + 16=0
b) x do 4 +6x do 3 - x -6=0
c)7x do 5 - 4x do 4 -7x+4=0
a)xdo2(3x+1)+16(3x+1)=0(3x+1)(xdo2+16)=0
3x=1 i xdo2=-16 -sprzeczne
x=-1/3 b)
xdo3(x+6)-1(x+6)=0
(x+6)(xdo3-1)=0
x+6=0 i xdo3-1=0
x=-6 i x=1
c)xdo4(7x-4)-1(7x-4)=0
(7x-4)(xdo4-1)=0
7x-4=0 i xdo4-1=0
x=4/7 i x=1
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a)
xdo2(3x+1)+16(3x+1)=0
(3x+1)(xdo2+16)=0
3x=1 i xdo2=-16 -sprzeczne
x=-1/3
b)
xdo3(x+6)-1(x+6)=0
(x+6)(xdo3-1)=0
x+6=0 i xdo3-1=0
x=-6 i x=1
c)
xdo4(7x-4)-1(7x-4)=0
(7x-4)(xdo4-1)=0
7x-4=0 i xdo4-1=0
x=4/7 i x=1