Decomposition into many. The square of the sum and difference

G 810 (162) -a

Imagine a trinomial in the form of a square of a binomial: Equation image .
Enter the parameters:
A = Equation image ; B = Equation image .

G 811 (162) -c

Factor a polynomial: Equation image
Enter the parameters:
A = Equation image ; B = Equation image ; C = Equation image .