Question

me ajudemm!! porfavor ​

Answer 1

A)(2x+1).(2x-1) =

4x²- 2x + 2x -1=

4x²- 1

B)(Y-8).(Y+8) =

Y²+ 8Y- 8Y- 64 =

Y²- 64

C)(m+3).(m-3) =

m²- 3m + 3m - 9 =

m² - 9

D)(2x+6).(2x-6) =

4x² - 12x + 12x - 36 =

4x² - 36

E)(1-3x).(1+3x) =

1 + 3x - 3x - 9x² =

1 - 9x²

F)(-xy+5).(-xy-5) =

xy² + 5xy - 5xy - 25 =

xy² - 25

Espero Ter Ajudado!!!