Which of the following is a quadratic function? a. f(x)=2x+5
b. f(x)=3-4x^2
c. f(x)=2^x
d. f(x)=0x^2+3x-6

Part a: solve –mk – 120 > 95 for m. show your work. (4 points) part b: solve 2c – 9f = 45 for f. show your work. (6 points)

Ineed to know the answer to this algebra question.

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks