1) y=sqrt(x+3)
2)y=x/(x+2)(x-5)
Помогите

1) у=sqrt(x+3) y=sqrtx+3sqrt y=sqrtx+3sqrt,s€R,q€R,r€R,t€R,x€R2)y=x*(x+2)*(x-5)y=x³-5x²+2x²-10xy=x³-3x²-10xy=x³-3x²-10x,x€R