Algebra Exponents and Roots Practice Test Results

Question 1
95% answer correctly
The square root of 25 is ?
4
55
25
5
Question 2
68% answer correctly
The cube of 2 is ?
1
8
4
16
Question 3
62% answer correctly
What`s the square root of \\(4x^2\\) ?
\\(\\sqrt{2}x\\)
2x
\\(2\\sqrt{x}\\)
\\(\\sqrt{2x}\\)