Question

преобразуйте в многочлен выражение
-b*(b+5)-(b-6)*(b+6)

Answer 1

-b*(b+5)-(b-6)*(b+6)=-b²-5b-(b²-6²)=-b²-5b-b²+36=-2b²-5b+36

Answer 2

-b²-5b-(b²+6b-6b-36)
-b²-5b-b²-6b+6b+36
-2b²-5b+36