Question

find the value of m*a-b * m* b-c * m*c-a

Answer 1

$m ^{a - b} \times m ^{b - c} \times m ^{c - a}$
$m ^{a - b + b - c + c - a}$
$m ^{0} = 1$

Because the base was same so we can smash the power.


And any number raise to the power 0 is always 1