Question

If X =-2upon3,Y=1 upon 4,Z=-5upon8 verify that :X(Y+Z)=XY+XZ

Answer 1

Here,

X=-2/3,Y=1/4,Z=-5/8

Now,

X(Y+Z)=-2/3(1/4-5/8)

=-2/3(-3/8)

=6/24

Again,

XY+XZ=(-2/3×1/4)+(-2/3×-5/8)

=-2/12+10/24

=(-4+10)/24

=6/24

Hence,X(Y+Z)=XY+XZ

Hope this will help you.