Question Number 78851 by ketto255 last updated on 21/Jan/20
Commented by MJS last updated on 21/Jan/20
$$\mathrm{we}\:\mathrm{cannot}\:\mathrm{find}\:\mathrm{the}\:\mathrm{length}\:\mathrm{without}\:\mathrm{any}\:\mathrm{length} \\ $$$$\mathrm{given} \\ $$