Algebra Polynomials Practice Test Results

Question 1
73% answer correctly
If n = 2 what`s the value of \\(9n^2 + 9n - 19\\) ?
73
18
54
35
Question 2
59% answer correctly
\\((x - 5)(x^2 + 8x + 6)\\) = ?
\\(x^3 + 3x^2 + 34x - 29\\)
\\(x^3 + 3x^2 -34x + 30\\)
\\(x^3 + 3x^2 -34x - 30\\)
\\(x^3 + 6x^2 -34x - 30\\)
Question 3
58% answer correctly
\\((x - 4)(x^2 + 7x + 3)\\) = ?
\\(x^3 + 3x^2 -25x + 12\\)
\\(x^3 + 3x^2 -25x - 12\\)
\\(x^3 + 6x^2 -25x - 12\\)
\\(x^3 + 3x^2 + 25x - 11\\)