Wykonaj mnozenia.
Działania w załączniku.
Daje naj (:
a) -4(3y-4x)=-12y+16x
b)2(a^2+3b-4x-12)=2a^2+6b-8x-24
c)(1,2xy^2-2y^3-0,4y^2)=xy^2-y^3-y^2=0,3xy^2-0,5y^3-0,1y^2
d)4(+)=+=2a+2b
e)-(6x^3-12x^2-3x)=-2x^3+4x^2+3x
f)3(4xy^2-3x^2y-x^3y-3xy)=12xy^2-9x^2y-3x^3y-9xy
^2 -->> do kwadratu
^3 -->> do sześcianu
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a) -4(3y-4x)=-12y+16x
b)2(a^2+3b-4x-12)=2a^2+6b-8x-24
c)(1,2xy^2-2y^3-0,4y^2)=xy^2-y^3-y^2=0,3xy^2-0,5y^3-0,1y^2
d)4(+)=+=2a+2b
e)-(6x^3-12x^2-3x)=-2x^3+4x^2+3x
f)3(4xy^2-3x^2y-x^3y-3xy)=12xy^2-9x^2y-3x^3y-9xy
^2 -->> do kwadratu
^3 -->> do sześcianu