Square root of 144+6'2
maybe you mean
sqrt (144 + 6^2) ???
that is sqrt (144+36)
= sqrt 180 = sqrt (9* 20) =sqrt (9*4*5)
= 3*2 sqrt 5
= 6 sqrt 5
= 13.41640786
sqrt (144 + 6^2) ???
that is sqrt (144+36)
= sqrt 180 = sqrt (9* 20) =sqrt (9*4*5)
= 3*2 sqrt 5
= 6 sqrt 5
= 13.41640786