Mathematics, 27.09.2019 08:30 kps26pd2mea
Travis wants to solve a quadratic equation. since his equation cannot be factored, travis has to graph the equation and approximate the solution(s). which of the following could be the equation that travis is trying to solve?
a. 4x^2+9x-9=0
b. 2x^2+7x-5=0
c. 5x^2+x-6=0
d. 3x^2-2x-21=0
Answers: 2
Mathematics, 21.06.2019 15:30
Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.
Answers: 1
Mathematics, 21.06.2019 22:30
Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.
Answers: 1
Mathematics, 21.06.2019 22:50
Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585
Answers: 1
Mathematics, 22.06.2019 02:00
Pleasseee important quick note: enter your answer and show all the steps that you use to solve this problem in the space provided. use the circle graph shown below to answer the question. a pie chart labeled favorite sports to watch is divided into three portions. football represents 42 percent, baseball represents 33 percent, and soccer represents 25 percent. if 210 people said football was their favorite sport to watch, how many people were surveyed?
Answers: 1
Travis wants to solve a quadratic equation. since his equation cannot be factored, travis has to gra...
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