Question

a (b- c ) + b ( c-a ) + c ( a - b ) is equal to​

Answer 1

Answer:

here is the answer

ab-ac+bc-ab+ac-bc

=o

Answer 2

Answer:

a (b- c ) + b ( c-a ) + c ( a - b )

= ab - ac + bc - ab + ac - bc

= ab - ab + (-ac+ac) + bc - bc

= ab - ab - ac + ac + bc - bc

= 0