Question

Determinati cifra a stiind ca 3,4(a) cu bara de asupra < $\frac{173}{50}$

Answer 1

3,4[a]<3,46;
⇒3=3;
⇒4=4;
⇒a<6;⇒a-cifra naturala⇒a∈[1,2,3,4,5]⇒5 variante de raspuns];