Algebra Polynomials Practice Test Results

Question 1
67% answer correctly
If n = 5 what`s the value of \\(3n^2 - 9n + 17\\) ?
13
30
120
47
Question 2
60% answer correctly
\\((x - 2)(x^2 + 5x + 5)\\) = ?
\\(x^3 + 3x^2 -5x + 10\\)
\\(x^3 + 6x^2 -5x - 10\\)
\\(x^3 + 3x^2 -5x - 10\\)
\\(x^3 + 3x^2 + 5x - 9\\)
Question 3
59% answer correctly
\\((x - 2)(x^2 + 5x + 6)\\) = ?
\\(x^3 + 3x^2 -4x - 12\\)
\\(x^3 + 3x^2 + 4x - 11\\)
\\(x^3 + 6x^2 -4x - 12\\)
\\(x^3 + 3x^2 -4x + 12\\)