Question

-3a(a + 2ab-55* (4y²-2y +16)(-2,5y) 0,3mn (2mn²-4m³n+3mn) 3 1-a²b 4b² 4 X²+2 8 7 ab + 16 a 21 n+3_2x" + x (x²+3 +x²n-1.


СРОЧНО ДАМ 20 БАЛОВ​

Answer 1

Ответ:

6mn² -12m³n +9mn-1+16a2b5+287ab+16a