If a new operation a * b = A-B & #, then (- 5 * 3) * - 2=

If a new operation a * b = A-B & #, then (- 5 * 3) * - 2=

-5*3=-5-3²=-14
(-5*3)*(-2)
=(-14)*(-2)
=-14-(-2)²
=-18