Question

7 Efectuați înmulțirile​

Answer 1

a) 5/3×x/y=5x/3y

b) x/10×(-3/x)= -x/10×x/3= -x2/30

c) 2y/3x×6x/7y=2×2/7=4/7

d) =xy2

e) =x+1/x+2×3/x+1×(-x+2/6)=-1/2

f) =a×(x+y)/x×(x-4)×x-4/x+y=a/x

g) =(x-2)×(x+2)/(x-1)×(x+1)×x-1/x×(x+2)=x-2/x+1×1/x=x-2/x×(x+1)=x-2/x2+x