If N_a = [an:n N , then N_5 N_7 = - Vidyadip

MCQ

If ${N_a} = [an:n \in N\} ,$ then ${N_5} \cap {N_7} = $

A
${N_7}$
B
$N$
✓
${N_{35}}$
D
${N_5}$

✓

Answer

Correct option: C.

${N_{35}}$

c
(c) ${N_5} \cap {N_7} = {N_{35}}$,

[$\because 5$ and $7$ are relatively prime numbers].

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