Question

va rog repede am nevoie​

Answer 1

a) 2x•5= 10x

b) -3•2y= -6y

e) -2x•(+3y)=-2x•3y=-6xy

f) (-2y)²•3y•(-2)=-(2y)²•3y•2=-4y²•3y•2=-24y

i) -2a•(-3ab²)=2a•3ab²=6a²b²

j) -2xy×(-3x²y)=2xy•3x²y=6x³y²

l) (-√2 x²y)•(-√8 y)=(-√2x²y)•(-2√2y)=√2x²y•2√2y=2x²•2y=4x²y².

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