Question

выполните умножения 1) (-0,4mnp³)(-5mn²p)(-12m²np) (-5xy)- одна четвёртая x²(-16y)

Answer 1

(-0,4mnp^3)(-5mn^2p)(-12m^2np)(-5xy)-1/4x^2 (-16y)=(2m^2n^3p^4)(60m^2npxy)-0,25x^2 (-16y)=(120m^4n^4p^5xy)+4x^2y.