An electrician charges a one-time fee of $75 plus $25 for each hour of service. if h is the number of hours and t is the total amount billed to the customer, then the variables are related by the equation t = 25h + 75.
which variable is the independent variable?
a.
t
b.
there is no relationship between the variables.
c.
h

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

What is the difference between the equations of a vertical and a horizontal line?

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.