Question

15ab(16a2-b2)+16ab(b2-15a2)
при а=10 b= -5

Answer 1

Ответ:

15 × 10 × (-5) (16 × 100 - 25) + 16 × 10 × (-5) (25 - 15 × 100);

-750 × 1575 - 800 × - 1475 = - 1250