phan tich da thuc thanh nhan tu
x^2-x-y^2-y
x^2-2xy+y^2-z^2
bai 32 va 33 sbt
lop 8 bai phan tich da thuc thanh nhan tu bang cach nhom hang tu
bai 166 a) 6x^2 -11x +3 phan tich cac da thuc sau thanh nhan tu
b) 2x^+3x-27
c) 2x^2-5xy-3y^2
bai 167 a) x^3+2x-3 b) x^3-7x+6 c)x^3 +5x^2 +8x +4 d) x^3 -9x^2 +6x +16
e)x^3-x^2-x-2 g ) x^3+x^2-x+2 h)x^3 -6x^2-x+30
bai 169 a) 27x^3-27x^2 +18x-4
b)2x^3-x^2+5x+3
c)(x^2-3)^2+16
\(\left(3x-1\right)^2-16=\)
Bai phan tich da thuc thanh nhan tu dung hang dang thuc (Cua lop 8 nha)
Lam day du va chinh xac nha!
\(\left(3x+1\right)^2-4.\left(x-2\right)^2\)=
Giai dung nha, ai giai dung mk tick cho
Cung la bai phan tich da thuc thanh nhan tu dung hang dang thuc(cua lop 8)
bai 1 phan tich da thuc sau thanh nhan tu x3 - x2 - x -2
Phan tich da thuc thanh nhan tu:
a)27x^3-27x^2+18x-4
b)2x^3-x^2-x-2
c)(x^2-3)^2+16
x3-9x2=27-27x
x3 - 9x2 + 27x - 27 = -8
Mọi ngừi cứu mình với
phan tich da thuc sau thanh nhan tu
x3-4x2+12x-27