Use the function f(x) to answer the questions:
f(x) = 4x2 − 7x − 15
Part A:...
Mathematics, 06.05.2020 01:35 william03300
Use the function f(x) to answer the questions:
f(x) = 4x2 − 7x − 15
Part A: What are the x-intercepts of the graph of f(x)? Show your work. (2 points)
Part B: Is the vertex of the graph of f(x) going to be a maximum or a minimum? What are the coordinates of the vertex? Justify your answers and show your work. (3 points)
Part C: What are the steps you would use to graph f(x)? Justify that you can use the answers obtained in Part A and Part B to draw the graph. (5 points)
Answers: 3
Mathematics, 21.06.2019 19:30
Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?
Answers: 1
Mathematics, 21.06.2019 19:30
Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin
Answers: 1
Mathematics, 21.06.2019 20:30
Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.
Answers: 1
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
Mathematics, 10.05.2021 02:50
Mathematics, 10.05.2021 02:50
English, 10.05.2021 02:50
Biology, 10.05.2021 02:50
Mathematics, 10.05.2021 02:50
Mathematics, 10.05.2021 02:50
History, 10.05.2021 02:50
Mathematics, 10.05.2021 02:50
Mathematics, 10.05.2021 02:50
Health, 10.05.2021 02:50