Fifth root of -243 is -3.
The square root of 243 is approximately 15.58845727.
81
NO!!! Remember 3^(5) = 243 Hence 243^(1/5) = 3
The square root of 243 is 15.58. The square root is the number that when factored gives that number. 15.58 squared is 243.
6.24025147
15.5884573
a fourth root of 0.04
Right around6.240251469
243
The fourth root of 869,841,269.84 is: 171.73547
Well, darling, the fourth root of 54 is approximately 2.882. So, if you're feeling adventurous and want to impress your friends with some random math knowledge, there you go. Just don't expect them to be as excited about it as I am.