Question

02) Calcule:

a) (2xb) . (4x) =

b) (-5x²) . (+5xy²) =

c) (-5) . (+15x²y) =

d) (-9X²Y) . (-5XY²) =

e) (+3X²Y) . (-XY) =

f) (X²Y³) . (5X³Y²) =

g) (-3x) . (+2xy) . (-x³) =

h) (-x³) . (5yx²) . (2y³) =

i) (-xy) . (-xy) . (-xy) =

j) (-xm) . (x²m) . (3m) =​

Answer 1

Resposta:

a) (2xb) . (4x) =8x²b

b) (-5x²) . (+5xy²) =-25x³y²

c) (-5) . (+15x²y) =-75x²y

d) (-9X²Y) . (-5XY²) =45x³y³

e) (+3X²Y) . (-XY) =-3x³y²

f) (X²Y³) . (5X³Y²) =5x^5y^5

g) (-3x) . (+2xy) . (-x³) =6x^5y

Explicação passo a passo: