Question

if x=(-1)*(-1)*(-1)......25 times, y=(-3)*(-3)*(-3),then xy=

Answer 1

x=-1 y=-27 so xy=27 is the answer

Answer 2

${ - 1}^{25 } = - 1 = x$
${ - 3}^{3} = - 27 = y$
so xy = -1×-27=27