
Mark M. answered 01/19/21
Mathematics Teacher - NCLB Highly Qualified
4√x = 3
(4√x)4 = 34
x = 81
Kush P.
asked 01/19/21Mark M. answered 01/19/21
Mathematics Teacher - NCLB Highly Qualified
4√x = 3
(4√x)4 = 34
x = 81
Isabel P. answered 01/19/21
Patient and experienced math and English tutor
Rewrite the 4th root of x as x^1/4
Then x^1/4 = 3
Then (x^1/4)^4 = 3^4
Then x = 3^4 = 81
To check: The 4th root of 81 is 3.
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