Question

запишите многочлен в стандартной форме:
1) (2m) (4n) - 3a (2b) - (0,2n) (5m) + b (5a) - 5nm + 8ab

Answer 1

(2m) (4n) - 3a (2b) - (0,2n) (5m) + b (5a) - 5nm + 8ab =
= 8mn - 6ab - nm + 5ab - 5nm + 8ab = (8mn - nm - 5 nm) + (-6ab + 5ab + 8ab) = 2mn + 7ab.

Answer 2

3nmk4n-3/8nm(2 2/3)nk+2/9n^2m(-4 1/2)k