<prompt> Tafutasum_n 199 frac2sqrtn sqrtn 2katika umbo rahisi zaidi.  <response>: Kurekebisha dhehebu, tunapatafrac2sqrtn sqrtn 2 frac2 sqrtn 2 - sqrtnsqrtn 2 sqrtnsqrtn 2 - sqrtn frac2 sqrtn 2 - sqrtnn 2 - n sqrtn 2 - sqrtn.Kwa hivyo,anzaalignsum_n 199 frac2sqrtn sqrtn 2 sum_n 199 sqrtn 2 - sqrtn sqrt3 - 1 sqrt4 - sqrt2 sqrt5 - sqrt3 dots sqrt100 - sqrt98 sqrt101 - sqrt99 sqrt100 sqrt101 - 1 - sqrt2 sqrt101 - sqrt2 9.mwishopanga 