Students at Tahayghen Secondary School sell punch during the school carnival. The number of cups sold, n, is a linear function of the temperature in degrees Celsius, t. The students sold 458 cups when the temperature was 25 °C. They sold 534 cups when the temperature was 29 °C. a) Write an equation in slope-point form to represent this function. b) Use the equation in part a to determine the approximate temperature when the students sell 325 cups of punch

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Students at Tahayghen Secondary School sell punch during the school carnival. The number of cups sold, n, is a linear function of the temperature in degrees Celsius, t. The students sold 458 cups when the temperature was 25 °C. They sold 534 cups when the temperature was 29 °C. a) Write an equation in slope-point form to represent this function. b) Use the equation in part a to determine the approximate temperature when the students sell 325 cups of punch.
Write an equation for the line that passes through B-1, 3) and is:
6.
a) parallel to the line Y--x- 3 (2 marks)
5.4 Exercise Ser
a insurance compan
office. The value of
vas $80 00, and ss
Oetermine the pure
b) perpendicular to the line y-
x- 3 (2 marks)
oo o0
7.
Students at Tahayghen Secondary School sell punch during the school carnival. The number of cups sold, n,
Is a linear function of the temperature in degrees Celsius, f. The students sold 458 cups when the temperature
was 25°C. They sold 534 cups when the temperature was 29°C.
a)
WHite an equation in slope-point form to represent this functión. 2 marks
The perc
worldwi
37.2%
year o
el o or odoni
b) Use the equation in part a to determine the approximate temperature when the students sell 325 cups of
punch. I mark
5.
reawithout written permission from
Transcribed Image Text:Write an equation for the line that passes through B-1, 3) and is: 6. a) parallel to the line Y--x- 3 (2 marks) 5.4 Exercise Ser a insurance compan office. The value of vas $80 00, and ss Oetermine the pure b) perpendicular to the line y- x- 3 (2 marks) oo o0 7. Students at Tahayghen Secondary School sell punch during the school carnival. The number of cups sold, n, Is a linear function of the temperature in degrees Celsius, f. The students sold 458 cups when the temperature was 25°C. They sold 534 cups when the temperature was 29°C. a) WHite an equation in slope-point form to represent this functión. 2 marks The perc worldwi 37.2% year o el o or odoni b) Use the equation in part a to determine the approximate temperature when the students sell 325 cups of punch. I mark 5. reawithout written permission from
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