5. An average person has a pulse rate of 72 beats per minute and a blood pressure of 12C Thus her heart is beating 72 times each minute and her blood pressure is oscillating fr (diastolic) reading of 80 to a high (systolic) reading of 120 and down again after each E a) What is the period of her blood pressure? P) Sketch a graph that illustrates the blood pressure over 4 seconds c) Find a sine or cosine function that models her blood pressure after t seconds.

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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.