Question

produsul dintre doua nr naturale este 11 . afla suma celor doua numere

Answer 1

$x \cdot y=11 \\ x=\frac{11}{y} \\ x+y=\frac{11}{y}+y=\frac{11}{y}+\frac{y^2}{y}=\boxed{\bold{\frac{11+y^2}{y}}}$

Answer 2

11 = numar prim => D₁₁={1 ; 11}
=> 1 ₓ 11 = 11 si
     1+12=13