Question

1) Calcule

a) (+5x) . (-4X) =

b) (-2x) . (+33) =

c) (+5x) . (+4x) =

d) (-n ) . (+6n) =

e) (-6x2) . (+3x2) =

f) (-2y) . (5y) =​

Answer 1

Resposta:

Explicação passo-a-passo:

Answer 2

Resposta:

a)(+5x) . (-4x)= -20x²

b)(-2x) . (+33)= -66x

c)(+5x) . (+4x)= 20x

D)(-n) . (+6n)= -6n²

e)(-6×2) . (+3×2)= -72

F)(-2y) . (5y)=10y²