I can not for the life of me figure these out and I need them done soon cause this is the one thing ruining my math grade.

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.

In an isosceles triangle, the vertex angle is 112 degrees. what is the measure of each base. a.34 b.24 c.44 d.54