Question

Разложите на множители 64 - (b+1)2

Answer 1

64-(b+1)²

64-b²-2b-1

63-b²-2b

-b²-2b+63

b(-b-2)+63

(7-b)*(9+b)

Answer 2

64-(b+1)2=64-2(b+1)=2(32-(b+1))

=2(32-b-1)=2(31-b)