Understand Functions Answers

You work for the National Weather Service and are asked to study the average daily temperatures in Anchorage, Alaska. You calculate the mean of the average daily temperatures for each month. You decide to place the information on a graph in which the date is the input and the temperature is the output. You also decide that January 1950 will correspond to the month 0 as indicated by the dot on the input scale. Determine the quadrant in which you would plot the points that correspond to the following data: The average daily temperature for January 1982 was F. a. Quadrant III b. Quadrant IV c. Quadrant II d. Quadrant I Please select the best answer from the choices provided

You work for the National Weather Service and are asked to study the average daily temperatures in Anchorage, Alaska. You calculate the mean of the average daily temperatures for each month. You decide to place the information on a graph in which the date is the input and the temperature is the output. You also decide that January 1950 will correspond to the month 0 as indicated by the dot on the input scale. Determine the quadrant in which you would plot the points that correspond to the following data: The average daily temperature for July 1963 was F. a. Quadrant III b. Quadrant IV c. Quadrant II d. Quadrant I Please select the best answer from the choices provided

Determine whether or not the situation describes a function. Give a reason for your answer.The letter grade in this course is a function of your numerical grade.a.No, it is not a function. Each letter grade corresponds to one numerical grade.b.No, it is not a function. Each numerical grade corresponds to one letter grade.c.Yes, it is a function. Each numerical grade corresponds to one letter grade.d.Yes, it is a function. Each letter grade corresponds to one numerical grade.

State which of the following sets of ordered pairs represent a function.Set A: (5, 2), (4, 3), (3, 4), (2, 5)Set B: (-1, -6), (0, 2), (1, 2), (3, 6)Set C: (2, 1), (4, 2), (2, 3), (8, 4)a.Set Cb.Set Bc.Set Ad.Set A and Set B

Write the relation as a set of ordered pairs. a. ordered pairs: {(1, 2), (0, –1), (–3, 2)} b. ordered pairs: {(1, –2), (–1, 0), (–3, 2)} c. ordered pairs: {(–2, 1), (–1, 0), (2, –3)} d. ordered pairs: {(–2, 1), (0, –1), (2, –3)} Please select the best answer from the choices provided

Write the relation as a set of ordered pairs.

Each of the following tables defines a relationship between an input x and an output y. Which of the relationships do NOT represent functions?Table Ax-8-306y244972Table Bx9152438y-14-165329Table Cx152424100y-1653297Table Dx-8-506y244972a.Table Ab.Table Bc.Table Cd.Table D

Write the relation as a set of ordered pairs. a. ordered pairs: {(–1, 1), (2, 0), (3, 1)} b. ordered pairs: {(–1, 1), (0, 2), (1, 3)} c. ordered pairs: {(1, –1), (0, 2), (1, 3)} d. ordered pairs: {(1, –1), (2, 0), (3, 1)} Please select the best answer from the choices provided