Which represents a function

Local hospital is making a histogram of the birth weight of babies born in the past year. there were 1023 babies born in the hospital last year. the weights range from 4 lb to 11 lb. what scale should they use on the x-axis? a. 1 ounce b. 1 pound c.

F (x) = 2x^2-13x+21. Find the x intercepts.

An item is priced at $13.71. If the sales tax is 4%, what does the item cost including sales tax?

What is the value of x X/200x30/25?

You purchase a cell phone for $125. The value of the cell phone decreases by about $20 annually. write a function that models the value of the cell phone over time. then find the value of the cell phone after 3 years.

A television that was originally marked $199.95 is now 25% off. Write a linear expression for the new cost of the television. Then calculate the sale price of it. A. c - 0.25c; $49.99 B. c + 0.25c; $249.94 C. c - 0.25c; $149.96 D. c + 0.25c; $149.96

What's the addictive inverse of 4x - 5

A stack of boards is 21 inches high. Each board is 1 and 3/4 inches thick. How many boards are there?

There are 90 students in Grade 5, and 10% of them were absent today. In Grade 6, 15% of the 80 students were absent today. What was the total number of students in the two grades who were present today?

Solve for x: 4 (3x + 12) = - 36 x =