Question

if a =1/2 , b = -2/3 and c = 1/4 verify that : a x (bxc) = (axb) x c​

Answer 1

a(b*c)=(a*b)c

1/2(-2/3×1/4)=(1/2×-2/3)1/4

1/2(-1/6)=(-1/3)1/4

-1/12= -1/12

hence verified.