Algebra Polynomials Practice Test Results

Question 1
71% answer correctly
If n = 4 what`s the value of \\(9n^2 + 6n + 2\\) ?
168
170
120
166
Question 2
64% answer correctly
Factor \\(y^2 - 36\\)
(y - 6)(y - 6)
(y + 6)\\(^2\\)
(y + 6)(y - 6)
(y + 6)(y + 6)
Question 3
78% answer correctly
(n + 2)(n + 4) = ?
\\(n^2\\) + 6n - 8
\\(n^2\\) - 8n - 8
\\(n^2\\) + 6n + 8
\\(n^2\\) - 6n + 8