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redroserosa
1/3 square root of 343 is 6.17341972582 . hope i helped!!
apologiabiology
if you mean 1/2 times the square root of 343 then the answer is 1/3 times 7√7=(7/3)√7


if you means the cube root of 343 (because x^1/3=∛x), thenthe answer is 7