Algebra Exponents and Roots Practice Test Results

Question 1
98% answer correctly
The square of 9 is ?
100
81
99
64
Question 2
54% answer correctly
What`s the square root of \\(9x^2\\) ?
\\(\\sqrt{3x}\\)
\\(3\\sqrt{x}\\)
\\(\\sqrt{3}x\\)
3x
Question 3
94% answer correctly
The square of 7 is ?
36
49
343
777