Zadanie 69 Pilne! zadanie załączone na screenie

a) 2+x+3x b) y²-√y c) 1/2a*3/20a d)1/10b:b³ e) (a+b)*11/10a

x+2 + 3x [latex] y^{2} - sqrt{y} [/latex] [latex] frac{1}{2}* a *0,15a [/latex] [latex] frac{ frac{b}{10} }{ b^{3} } [/latex] [latex] frac{a+b}{1,1a} [/latex]