Question

a) x(x-y) b) (x+1)(y+3) c) (y+6)(xy+y+2) d) (x+2y)(x-5y-1)​

Answer 1

x(x-y)

x² - xy

(x+1)(y+3)

x² + 4x + 3

(y+6)(xy+y+2)

xy² + y² + 2y + 6xy + 6y + 12

(x+2y)(x-5y-1)​

x² - 5xy - x + 2xy - 10y² - 2y

x² - 3xy - x - 10y² - 2y

Eternamente axllxa