Question

Calcule:
a) (3xy).(-5x²).(-y)=

b) (-2a²bc).(9abc³c).(abc)=

c(x-1).(x²-3x-1)=

d) (-y+1).(-y²+y-3)=

e) (x+2).(x-3=
​

Answer 1

Resposta:

A) $15x^3 y^{2}$

b) $-18a^{4} b^{3} c^{6$

c) $cx^{3} -4Cx^{2} +2Cx + c$

d) $y^{3} - 2y^{2} + 4y -3$

e) $x^{2} -x-6$