Wykonaj mnożenie jednomianów .
1) -3x(x+1)-2y(-y+5)+3x do kwadratu =
2) 4a(-2+b)-b(2a-3)-5xdo kwadratu =
3)-x(2-xdo kwadratu -3) -5xdo kwadratu =
4) 5x(-y+5)-y(-x+1) +10(x+2) =
5)-ab(1+2b)+b(ab-b)-2ab =
6) jedna drugar (6a +4b) - jedna trzecia (12 a +9 b do kwadratu - 6) =
7) a do kwadratu (a-b)+a(a do kwadratu -b)+b do kwadratu - ab =
8) -2(x-4) + dwie trzecie(6x-12) =
9)-4x(5-2) =
Potrzebuje na dzis . Daje Naaaj ;d
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1)
-3x(x+1)-2y(-y+5)+3x² =1) -3x(x+1)-2y(-y+5)+3x² =-3x²-3x-2y+2y²-10y + 3x²= -3x-12y+2y²
2)
4a(-2+b)-b(2a-3)-5x² =-8a+4ab-2ab+3b-5x²=-8a+2ab+3b-5x²
3)
-x(2-x² -3) -5x² =-2x+x³+3x-5x²=x+x³-5x²
4)
5x(-y+5)-y(-x+1) +10(x+2) = -5xy+25x+xy-y+10x+20=-4xy+35x-y+20
5)
-ab(1+2b)+b(ab-b)-2ab =-ab-2ab²+ab²-b²-2ab=-3ab-ab²-b²
6)
1/2 (6a +4b) -1/3(12 a +9 b²- 6) =3a+2b-4a-3b²+2=-a+2b-3b²+2
7)
a²(a-b)+a(a² -b)+b² - ab =a³-a²b+a³-ab+b²=2a³-a²b-ab+b²
8)
-2(x-4) +2/3(6x-12) = -2x+8+4x-8=2x
9)
-4x(5-2) =-20x+8x=-12x