a) 1/2 a( do kwadratu) X(razy) 4 X (-a) X (-5) b) 3x(do kwadratu)y X (-1/6xy) c) -3x(do kwadratu)(-x)(-x)(-y) d) 0,2tsts(do kwadratu)X (-15) plis rozwiążcie to jak najszybciej PROSZEEEEE
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a) ½a² * 4 * (-a) * (-5) =10a³
b) 3x²y * (-1/6xy)= -½x³y²
c) -3x²(-x)(-x)(-y)=3x⁴y
d) 0,2tsts²* (-15) =-3s³t²