MODELING WITH MATHEMATICS A recording studio charges musicians an initial fee of $50 to record an album. Studio time costs an additional $75 per hour. a. Write a linear model that represents the total cost C of recording an album as a function of studio time (in hours). Use the variable t to represent the number of hours the recording studio is used. C = b. Is it less expensive to purchase 12 hours of recording time at the studio or a $750 music software program that you can use to record o your own computer? It is less expensive to purchase

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.