Concept explainers
Use the following graph to answer the following question:
- (a) What is the value of x when y=4.0?
- (b) What is the value of y when x = 3.0?
- (c) What are the slope and the y-intercept of the line?
- (d) What is the value of y when x= 1.0?
(a)
Interpretation: The unknown values using the graph to be predicted.
Concept Introduction:
Graph and graphing: In the equation,
Answer to Problem 28PS
The value of x is
Explanation of Solution
The value of
From the given details, the values are calculated as shown above.
(b)
Interpretation: The unknown values using the graph to be predicted.
Concept Introduction:
Graph and graphing: In the equation,
Answer to Problem 28PS
The value of y is
Explanation of Solution
From the given details, the values are calculated as shown above.
(c)
Interpretation: The unknown values using the graph to be predicted.
Concept Introduction:
Graph and graphing: In the equation,
Answer to Problem 28PS
The value of slope is
Explanation of Solution
At x= 0,
From the given details, the values are calculated as shown above.
(d)
Interpretation: The unknown values using the graph to be predicted.
Concept Introduction:
Graph and graphing: In the equation,
Answer to Problem 28PS
The value of y is
Explanation of Solution
From the given details, the values are calculated as shown above.
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