Algebra Exponents and Roots Practice Test Results

Question 1
62% answer correctly
Simplify \\(\\sqrt{48}\\)
\\(4\\sqrt{3}\\)
\\(3\\sqrt{4}\\)
\\(4\\sqrt{48}\\)
\\(3\\sqrt{48}\\)
Question 2
48% answer correctly
Which of the following statements will produce a value that`s less than zero?
\\(-x^4\\)
\\(x^{-4}\\)
\\(-x^7\\)
\\(x^{-7}\\)
Question 3
79% answer correctly
\\(9^9 \\times 9^4\\) = ?
\\(5^9\\)
\\(9^{36}\\)
\\(9^{5}\\)
\\(9^{13}\\)