a) \(2x^2y-6xy^2=2xy\left(x-3y\right)\)
b) \(x^3-10x^2+25x=x\left(x^2-10x+25\right)=x.\left(x^2-2.x.5+5^2\right)=x.\left(x-5\right)^2\)
a) \(2x^2y-6xy^2=2xy\left(x-3y\right)\)
b) \(x^3-10x^2+25x=x\left(x^2-10x+25\right)\)
\(=x\left(x-5\right)^2\)