Question

корень64*400/121*361

Answer 1

=✓64*4*100/121*361=8*2*10/11*19=160/209

Answer 2

$sqrt{64* frac{400}{121} *361} \\8* frac{20}{11}*19 \\ frac{3040}{11} ;;ILI;; 276 frac{4}{11} ;;ILI;;276,36364$