Algebra Exponents and Roots Practice Test Results

Question 1
98% answer correctly
The square of 9 is ?
64
99
81
100
Question 2
54% answer correctly
What`s the square root of \\(9x^2\\) ?
\\(\\sqrt{3}x\\)
3x
\\(\\sqrt{3x}\\)
\\(3\\sqrt{x}\\)
Question 3
45% answer correctly
Which of the following statements will produce a value that`s less than zero?
\\(x^{-5}\\)
\\(-x^6\\)
\\(x^{-6}\\)
\\(-x^5\\)