Consider the data below which represents how much a cell phone plan

charges per month for a given number of minutes for 3 different plans.

Plan A:

Plan B:

Plan C:

Minutes Cost

0

5

10 6

f(x) = x + 10

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /