Chapter 9: Q27. (page 594)
Describe how the graph of each function is related to the graph of
.
Short Answer
The graphis the graph vertically compressed from the parent function .
Chapter 9: Q27. (page 594)
Describe how the graph of each function is related to the graph of
.
The graphis the graph vertically compressed from the parent function .
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MULTIPLE REPRESENTATIONS in this problem, you will investigate solving quadratic equations using tables.
a. ALGEBRAIC Determine the related function for each equation. Copy and complete the table below.
b. GRAPHICAL Graph each related function with a graphing calculator.
c. ANALYTICAL use the table feature on your calculator to determine the zeros of each related function. Record the zeros in the table above. Also, record the values of the function one unit less than and one unit more than each zero.
d. VERBAL Compare the signs of the function values for x values just before and just after a zero. What happens to the sign of the function value before and after a zero?
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