Simplify the following numerical expressions. Choose from the numbers in parentheses

|-7| - 7 =
<
2 |-7| =
( -7 )^2 =
<
-7^2 =
>
-7 -|-7| =
(-49) (14) (-14) (0) (49)

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)