Part A:C4a) Describe a situation this graph on the right could represent.2420b) Write an equation for this relationship.16124.2 3Mass (kg)5 mPart B:What information do you need to calculate the rate of change from the graph?How could you have pred cted whether the ete wouldCost ($)8. a. What information do you need to calculate the rate of change from the graph?b. How could you have predicted whether the rate would be positive or negative before you did anycalculations?c Which points on the line did you choose to help you calculate the rate of change? Why didyou choosed. What steps did you have to take to determine the rate of change?e. What does the rate of change represent in this situation?

Linear functions are those whose graph is a straight line.

Answered: art A: C4 ) Describe a situation this…

art A: C4 ) Describe a situation this graph on the right could represent. 24 D) Write an equation for this relationship. 20 16 12 8 4 0. 1. 2. Mass (kg) 3 4 5 m Cost ($)

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter8: Rational Expressions And Equations

Section8.9: Use Direct And Inverse Variation

Problem 503E: The length a spring stretches varies directly with a weight placed at the end of the spring. When...

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Concept explainers

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.

Question

Part A:
C4
a) Describe a situation this graph on the right could represent.
24
20
b) Write an equation for this relationship.
16
12
4.
2 3
Mass (kg)
5 m
Part B:
What information do you need to calculate the rate of change from the graph?
How could you have pred cted whether the ete would
Cost ($)
8.

a. What information do you need to calculate the rate of change from the graph?
b. How could you have predicted whether the rate would be positive or negative before you did any
calculations?
c Which points on the line did you choose to help you calculate the rate of change? Why didyou choose
d. What steps did you have to take to determine the rate of change?
e. What does the rate of change represent in this situation?

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