Algebra Exponents and Roots Practice Test Results

Question 1
57% answer correctly
What`s the square root of \\(16x^2\\) ?
\\(4\\sqrt{x}\\)
\\(\\sqrt{4}x\\)
4x
\\(\\sqrt{4x}\\)
Question 2
57% answer correctly
What is the root in \\(\\sqrt[3]{64}\\) ?
4
\\(\\sqrt{ }\\)
3
64
Question 3
62% answer correctly
Simplify \\(\\sqrt{48}\\)
\\(3\\sqrt{48}\\)
\\(4\\sqrt{48}\\)
\\(3\\sqrt{4}\\)
\\(4\\sqrt{3}\\)