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1207300_liberal arts_math_1_52_2017
the graph of the function fox) = (x-4)(x + 1) is shown
below
which statement about the function is true?
the function is increasing for all real values of x where
o
the function is increasing for all real values of x where
x< -1 and where > 4
the function is decreasing for all real values of x where
-1< x< 4
the function is decreasing for all real values of x where
x< 1.5
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(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.