انشر وبسط:
13×a-4
-15+a×-3
3,4-a×10
-7,5×2a-10
4×2a-3b+7
-10×3,5a-0,5b-1
انشر وأبسط
13×a-413a-13×413a-52
-15+a×-3-15×-3+a×-3 45-3a
3,4-a×103,4×10-a×10 34-10a
-7,5×2a-10-7,5×2a--7,5×10 -15a+75
4×2a-3b+74×2a-4×3b+4×7 8a-12b+28
-10×3,5a-0,5b-1-10×3,5a--10×0,5b--10×1 -35a+5b+10
xx+y
xx2+x3
x3x2-x5
3x2x+5
4x23x2+8x-5
أنشر وأبسط:
xx+yx×x+xyx2+xy
xx2+x3x×x2+x×x3x3+x4
x3x2-x5x3×x2-x3×x5x5-x8
3x2x+53x×2x+3x×56x2+15x
4x23x2+8x-54x2×3x2+4x2×8x-4x2×512x4+32x3+20x2
عمل مايلي:
13x+13y
5x-xy
5x-10
6x-9
14x-7
21x2-9x+3
أعمل مايلي:
13x+13y13×x+13×y13x+y
5x-xy5×x-x×yx5-y
5x-105×x-5×25x-2
6x-93×2x-3×332x-3
14x-77×2x-7×172x-1
21x2-9x+33×7x2-3×3x+3×137x2-3x+1
املأ الفراغات:
5x+....2=....+....+4
2x+....2=....-....+9
....+72=25x2+....+....
9x2-....=....+5....-....
x2+....+9....+....2
x2-10x+....=x-....2
5x+22=25x2+20x+4
2x+32=4x2-12x+9
5x+72=25x2+70x+49
9x2-25=3x+53x-5
x2+6x+9=x+32
x2-10x+25=x-52
بسط مايلي:
A=3x-7-2x+3
B=13x-11-5x-13+7x-12
C=5x2-3x+5-5x-x2-1+7x-3
D=4x2-5x-5-x-5+3x
E=5xy+3x+2y-4xy-7x-6y
أبسط مايلي:
A=3x-7-2x+3 =3x+2x-7+3 =x-4
B=13x-11-5x-13+7x-12 =13x-5x+7x-11-13-12 =15x-36
C=5x2-3x+5-5x-x2-1+7x-3 =5x2-x2-3x-5x+7x+5-1-3 =4x2-x+1
D=4x2-5x-5-x-5+3x =4x2-5x-x+3x-5-5 =4x2-3x-10
E=5xy+3x+2y-4xy-7x-6y =5xy-4xy+3x-7x+2y-6y =xy-4x-4y
A=x2+3x
B=x5+x3
C=18x3y-9x2y2
D=3xx+2-4x+2
E=xx-2+x-2
F=x-72x+1+x-7x-2
G=4x5x-3-5x+3
A=x2+3x =x×x+3×x =xx+3
B=x5+x3 =x3×x2+x3×1 =x3x2+1
C=18x3y-9x2y2 =9x2y×2x-9x2y×y =9x2y2x-y
D=3xx+2-4x+2 =x+23x-4
E=xx-2+x-2 =xx-2+1x-2 =x-2x+1
F=x-72x+1+x-7x-2 =x-72x+1+x-2 =x-72x+1+x-2 =x-73x-1
G=4x5x-3-5x+3 =4x5x-3-15x-3 =5x-34x-1