Question

Dau coroana si ma abonez!​

Answer 1

Răspuns:

a. 3x - 3x= x( 3 - 3 ) = x X 0 = 0

b. 6x - 5x= x(6-5)= x X 1= x

c. -8ax+7ax=ax(-8+7)=ax X (-1)=-ax

d. 5xc-2cx=xc(5-2)=xc X 3=3xc

e. 4x²-x²= x²(4-1)=x² X 3 =3x²

f. -14y³+y³=y³(-14+1)=y³ X (-13)=-13y³

g. 11ab²-11b²a=ab²(11-11)=ab² X 0=0

h. 12abc-13abc=abc(12-13)=abc X (-1)=-abc