un poco de matemática
Multiplicación de binomios
a) (3y²+5)(y-2)-(2y²-3)(y+3)=
b) (4x²-5)(x+3)+(7x²+6)(x-2)=
Multiplicación de binomios
a) (3y²+5)(y-2)-(2y²-3)(y+3)=
b) (4x²-5)(x+3)+(7x²+6)(x-2)=
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Explicación paso a paso:
a) (3y²+5)(y-2)-(2y²-3)(y+3)
3y³-6y²+5y-10 ; 2y³+6y²-3y-9
Calcular:
3y³-6y²+5y-10
-2y³-6y²+3y+9
y³-12y²+8y-1
b) (4x²-5)(x+3)+(7x²+6)(x-2)
4x³+12x²-5x-15 ; 7x³-14x²+6x-12
Calcular:
4x³+12x²-5x-15
7x³-14x²+6x-12
11x³-2x² +x -27