Question

POMOCY!!!! kto pomoze rozwiazac?

Answer 1

(x-1)(x+2)(x-5)/ (x^2-10x+25) = 0

 

zal. x^2-10x+25≠0

(x-5)^2≠0

x≠5

 

 

(x-1)(x+2)(x-5)(x-5)^2=0

(x-1)(x+2)(x-5)^3=0

x=1 v x= -2 v x= 5 <-- spr. z zalozeniem