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DaniilYTWiner
@DaniilYTWiner
July 2022
2
4
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Сократите как можно больше примеры:
1) -2(x-3y+2)+4(2x-5y+7)
2)4(x-2y-3)-4(y-5x-1)
3)-(a-b-2c-4d)-(a+b-c+d)
4)-4(x+7y-11)+3x-12(x+y)
5)3x-2(x-5y-5)-3(x-y)
6)-3(x-5y-z)+4(2z-6x-2y)
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Answers & Comments
salnik1909p5sg3s
1) = -2x+6y-4+8x-20y+28=6x-14y+24=2(3x-7y+12)
2) = 4x-8y-12-4y+20x+4=24x-12y-8=4(6x-3y-2)
3) = -a+b+2c+4d-a-b+c-d= -2a+3c+3d = -2a+3(c+d)
4) = -4x-28y+44+3x-12x-12y= -13x-40y+44= -13x-4(10y-11)
5) = 3x-2x+10y+10-3x+3y=13y-2x+10=13y-2(x+5)
6) = -3x+15y+3z+8z-24x-8y= -27x+7y+11z
1 votes
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DaniilYTWiner
Спасибо!
Лерок371
1)-2х+6ху-4+8х-20у+14=6х+6ху+10-20у
2)4х-8у-12-4у+20х+4=-16х-4у-8
3)-а+b+2c+4d-a-b+c-d=-a^2+3c+3d
4)-4x-28y+44+3x-12x-12y=-13x-40y+44
5)3x-2x+10y+10-3x+3y=-2x+13y+10
6)-3x+15y+3z+8z-24x-8y=27x+7x+11z
1 votes
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DaniilYTWiner
Спасибо!
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Answers & Comments
2) = 4x-8y-12-4y+20x+4=24x-12y-8=4(6x-3y-2)
3) = -a+b+2c+4d-a-b+c-d= -2a+3c+3d = -2a+3(c+d)
4) = -4x-28y+44+3x-12x-12y= -13x-40y+44= -13x-4(10y-11)
5) = 3x-2x+10y+10-3x+3y=13y-2x+10=13y-2(x+5)
6) = -3x+15y+3z+8z-24x-8y= -27x+7y+11z
2)4х-8у-12-4у+20х+4=-16х-4у-8
3)-а+b+2c+4d-a-b+c-d=-a^2+3c+3d
4)-4x-28y+44+3x-12x-12y=-13x-40y+44
5)3x-2x+10y+10-3x+3y=-2x+13y+10
6)-3x+15y+3z+8z-24x-8y=27x+7x+11z