Question 10 (1 point) Is the following a fixed or a variable expense?

Cell Phone Bill

Question 10 options:

A) Fixed Expense
B) Variable Expense

What is the product? (x2+3y+7) [yy+1)

2.5 milligrams is equivalent to how many grams

Is there a direction u in which the rate of change of f(x, y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.