calcule os produtos
a)
[tex](2x + 3) \times (1x)[/tex]
b)
[tex](2x + 1) \times (5x + 1x)[/tex]
c)
[tex](6x + 3) \times (3x + 1)[/tex]
d)
[tex](x + y) \times (x + y)[/tex]
a)
[tex](2x + 3) \times (1x)[/tex]
b)
[tex](2x + 1) \times (5x + 1x)[/tex]
c)
[tex](6x + 3) \times (3x + 1)[/tex]
d)
[tex](x + y) \times (x + y)[/tex]
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Resposta:
Explicação passo a passo:
a.
(2x+3).(1x)=
2x²+3x
b.
(2x+1).(5x+1x)=
(2x+1).(6x)=
12x²+6x
c.
(3x+3).(3x+1)=
9x²+3x+9x+3=
9x²+12x+3
d.
(x+y).(x+y)=
x²+xy+xy+y²=
x²+2xy+y²