Answer:
Therefore, we conclude that the Jeff must grow 4 inches in order to ride the roller-coaster.
Step-by-step explanation:
We know that: in order to ride a roller coaster,a rider must be greater than 49 inches tall.Jeff is 45 inches tall.
We have the next inequalitythats:

Therefore, we conclude that the Jeff must grow 4 inches in order to ride the roller-coaster.
Answer: -4n3+12n2+7n-9
Step-by-step explanation: it basically the opposite sign (positive or negative) switched, and the order backwards. hope that helped
Answer:
B
Step-by-step explanation:
These lines dont cross CD and are not parrellel which is what skew lines are.
30 + 2 = 32