Question

which
formula is this (x+a)(x+b)=x²+(a+b)x+ab​

Answer 1

☺️Hello☺️

(x + a) (x + b)

➡️x² + (a+b)x + ab

Answer 2

Answer:

HELLO

(X+A)(X+B)=X^2+(A+B)X+AB...