20 points! calculate the average rate of change for the given function, from x = 1 to x = 4.
answers:
1) 1/2
2) -1/2
3) -2
4) 2

If you answer right ill give brainliest, : )

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv