(2x^2+5) + (6x^ 7)= A Select all the values that we can put in the box so that Ais a polynomial.
A
-2
B:
- 1
C
-0.5
D:
0
E:
0.5
F:
1
G
2

12. decide whether each statement is always true, sometimes true, or never true. a. when corresponding points of an original figure and its reflection are connected, the resulting segments are all perpendicular to the line of reflection. b. when a point is reflected over a horizontal line, the y-coordinate of the point stays the same. answer both questions and explain

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Can someone me out here number 4 plz