Question

A (×+1).(×+3)=
b (y-3).(y-2)=
c ((a+b).(a+b)=
d (×+3).(×+3)=​

Answer 1

A) (x + 1) • (x + 3)

x² + 3x + x + 3

x² + 4x + 3

B) (y - 3) • (y - 2)

y² - 2y - 3y + 6

y² - 5y + 6

c) (a + b) • (a + b)

a² + ab + ab + b²

a² + 2ab + b²

d) (x + 3) • (x + 3)

x² + 3x + 3x + 9

x² + 6x + 9