I do not have an answer for that, but you should try looking for that on google or yahoo answers.
Answer:
The last one, Explanatory variable: player 40-yard-dash time
Response variable: player weight would be your answer. Hope this helps : )
Step-by-step explanation:
A rational expression is undefined when the denominator is zero.

is undefined when x=0 or x=2.
Answer:
B can be 1, 2, 4, 7, 8, 14, 28 and 56.
Basically any factor of 56.
Hope that helps!
<em>-scsb17hm</em>
Step-by-step explanation: