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 ?
4
8
1
16
Question 3
48% answer correctly
Which of the following statements will produce a value that`s less than zero?
\\(x^{-7}\\)
\\(x^{-4}\\)
\\(-x^4\\)
\\(-x^7\\)