Question

Срочно!!! Даю 25 баллов!!

Answer 1

a) 2ab*(-3ac) = -2*3*a*a*b*c = -6a²bc

b) 4c*(-b)*b = -4*b*b*c = -4b²c

c) 0.25cd*(1/4)c = (1/4)*(1/4)c*c*d = (1/16)*c²d