\(x^3+27=x^3+\left(3\right)^3\)
\(=\left(x+3\right)\left(x^2-3x+9\right)\)
\(x^3+27=x^3+\left(3\right)^3\)
\(=\left(x+3\right)\left(x^2-3x+9\right)\)
(3/2x+y)^3 theo hang dang thuc 4
Viet moi bieu thuc sau duoi dang 2binh phuong :
a; ( x+ y+4 ) .(x+y-4)
b; (x-y+6).( x+y-6)
c: ( x+2y+3z). (2y+3z-x)
Giup minh vs <3
lop8 Hang dang thuc nhaa .
phan tich da thuc thanh nhan tu bang pp dung hang dang thuc:
a) 16x^2 - (x^2 + 4)^2
b) 27x^3 - 54x^2 + 36x - 8
c) (x+y)^3 - (x-y)^3
help me
tim x biet
(x+2)2+(x-3)2-2(x-1)(x+1)=9
su dung hang dang thuc nhe
phan tich thanh hang dang thuc x^2+y^2+z^2
viet thanh hang dang thuc
4x2 -4x + 1
[3x + 2 ] [2-3x]
[x-3] [x2+3x+9]
viet 8 hang dang thuc dang nho
ai dung mk tick cho nha ^-^
phan tich thanh nhan tu bang pp dung hang dang thuc 1+8x^6y^3
Dung hang dang thuc dang nho de giai bai sau: 742+242-48.74