a) \(\dfrac{\left(x+y\right)^2}{2}\)
b)\(\dfrac{5a-5b}{2}\)
c)\(\left(x-2y\right)^2\)
a) \(\dfrac{\left(x+y\right)^2}{2}\)
b)\(\dfrac{5a-5b}{2}\)
c)\(\left(x-2y\right)^2\)
Làm tính chia :
a) \(\left(-2x^5+3x^2-4x^3\right):2x^2\)
b) \(\left(x^3-2x^2y+3xy^2\right):\left(-\dfrac{1}{2}x\right)\)
c) \(\left(3x^2y^2+6x^2y^3-12xy\right):3xy\)
bài 5 đa thức N thỏa mãn điều kiện
a) (3x^5-4x^4+6x^3)=(-2x^2).N b) N.(-1/3x^2y^3)=6x^4y^5-3x^3y^4+1/2x^4y^3z c) x^3-3x^2y+3xy^2-y^3=N.(y-x) d) x^4-2x^2y^2+y^4=(y^2-x^2).N
Làm tính chia :
a) \(\left[5\left(a-b\right)^3+2\left(a-b\right)^2\right]:\left(b-a\right)^2\)
b) \(5\left(x-2y\right)^3:\left(5x-10y\right)\)
c) \(\left(x^3+8y^3\right):\left(x+2y\right)\)
câu ?2
Làm tính chia:
(20x4y-25x2y2-3x2y):5x2y
64/28 làm tính chia:
a)(-2x^5+3x^2-4x^3):2x^2
b)(x^3-2x^2y+3xy^2):(-1phần2x)
c)(3x^2y^2+6x^2y^3-12xy):3xy
làm tính chia
A) [(3x^2y - 6x^3y^2) : 3xy + (3xy - 1)x]^2 : 0,5x^2
b) [7(a-b)^5 + 5(a-b)^3] : (b-a)^2
c) [7(a-3b)^3 + (a-3b)] : (2a-6b)
Làm tính chia:
a) \(5x^2y^4:10x^2y\)
b)\(\dfrac{3}{4}x^3y^3:\left(-\dfrac{1}{2}x^2y^2\right)\)
c)\(\left(-xy\right)^{10}:\left(-xy\right)^5\)
1. Chia đa thức:
(x^3y^3 - 1/2xy^3 - x^3y^2) : 1/3x^3y^2
(x^3 + 8y^3) : (x + 2y)
[ 5(a - b)^3 + 2(a - b)^2 ] : (b - a)^2
(x^3 - 3x^2 + x - 3) : (x - 3)
(12x^2 - 14x + 3 - 6x^3 + x^4) : (1 - 4x + x^2)
(2x^2 - 5x^3 + 2x + 2x^4 - 1) : (x^2 - x - 1)
giúp mình nha các bạn! ^^
Bài 1: chia đa thức cho đa thức:
a, ( x3 + 8y3) : (2y+ x)
b, ( x3 + 3x2y+ 3xy2 + y3): (2x+2y)
c, ( 6x5y2 - 9x4y3 + 15x3y4) : 3x3y2
d, (2x3- 21x2 + 67x - 60) : (x-5)
e, ( x4 + 2x3 +x - 25) : (x2 +5)
f, (27x3 -8) : ( 6x + 9x2 +4)
a)\(\left(\dfrac{5}{7}x^2y\right)^3:\left(\dfrac{1}{7}xy\right)^3\)
b) \(\left[5\left(a-b\right)^3+2\left(a-b\right)^2\right]:\left(b-a\right)^2\)
c) \(5\left(x-2y\right)^3:\left(5x-10y\right)\)
d) \(\left(x^3+8y^3\right):\left(x+2y\right)\)