a) -4(3y - 4x)=-12y+16x b) 4( a/2 + b/2)=2a+2b c) 2( a² + 3b - 4x -12)=2a²+6b-8x-24 d) -1/3( 6x³ - 12x³- 3x)=-2x³+4x³+x=2x³+1 e) 1/4( 1,2xy² - 2y³ - 0,4y²)=0,3xy²-0,5y³-0,1y² f) 3( 4xy² - 3x²y - x²y - 3xy)=12xy²-9x²y-3x²y-9xy
[latex]a).-4(3y-4x)=-12y+16x \ \ b).4( frac{a}{2} + frac{b}{2} )=2a+2b \ \ c).2(a ^{2} +3b-4x-12)=2 a^{2} +6b-8x-24 \ \ d).- frac{1}{3} (6 x^{3} -12 x^{3} -3x)=-2 x^{3} +4 x^{3} +x=2 x^{3} +x \ \ e). frac{1}{4} (1,2xy ^{2} -2y ^{3} -0,4 y^{2} )=0,3xy ^{2} - frac{1}{2} y^{3} -0,1 y^{2} \ \ f).3(4xy ^{2} -3 x^{2} y- x^{2} y-3xy)=12xy ^{2} -9 x^{2} y-3 x^{2} y-9xy= \ =12xy ^{2} -12 x^{2} y-9xy[/latex]
Wykonaj mnożenia. a)-1/3 ( 6x [do potegi 3] - 12x [do potegi 2] - 3x) = b)1/4 ( 1,2xy [do potegi 2] - 2y [ do potegi 3] - 0,4y [ o potegi 4] = c) 3 ( 4xy [ do potego 2) - 3x [ do potegi 2] - y - x[do potegi 3] y - 3xy) =...
