Aphrodite1228
Answered

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Please solve:Common Factors Of Polynomials

Factor:   8x^2 + 12x
A.4x(2x + 3)  
B.8x(x + 3)  
C.8x(x + 4)  
D.4x^2(2x + 3)

Factor.   20mn – 30m   
A.2m – 3  
B.10m(2n – 3)  
C.10mn(2m + 3n)  
D.10n(2m – 3)

Factor.  15x3 – 12x      
A.15x^3 – 10x  
B.3x(5x^2 – 4)  
C.2x(7x^2 – 5)  
D.x(15x^2 – 12)

Factor.  12x^2y – 3x^2y^2 – 15xy 

A.3(12x^2y – xy – 15xy)  
B.3(4xy – x^2y – 15xy)  
C.3xy(4x – xy – 5)  
D.3x^2y^2(4xy – xy – 5)

Factor.   24w^2x^6 – 8wx^3
A.4wx^2(6wx^4 – 2x)  
B.6wx^2(4wx^3 – 1.5x)  
C.6wx(4wx^4 – x^2)  
D.8wx^3(3wx^3 – 1)

Sagot :

1- [tex]8x^2+12x \\ =4x*2x+4x*3 \\ =4x(2x+3) \\ =A[/tex]

2- [tex]20mn-30m \\ =10m*2n-10m*3 \\ =10m(2n-3) \\ =B[/tex]

3- [tex]15x^3-12x \\ =3x*5x^2-3x*4 \\ =3x(5x^2-4) \\ =B[/tex]

4- [tex]12x^2y-3x^2y^2-15xy \\ =3xy*4x-3xy*xy-3xy*5 \\ =3xy(4x-xy-5) \\ =C[/tex]

5- [tex]24w^2x^6-8wx^3 \\=8wx^3*3wx^3-8wx^3*1 \\ =8wx^3(3wx^3-1) \\ =D[/tex]
demchykandriy

The answer is D on e2020

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