Chapter 9: Q69. (page 534)
FIND THE ERROR Chase and Jade are finding the axis of symmetry of a parabola. Is either of them, correct? Explain your reasoning.
Short Answer
Yes, Jade is correct.
Chapter 9: Q69. (page 534)
FIND THE ERROR Chase and Jade are finding the axis of symmetry of a parabola. Is either of them, correct? Explain your reasoning.
Yes, Jade is correct.
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Get started for freeGraph each function. Find the y-intercept, and state the domain and range.
State whether the given sentence is true or false. If false, replace the underlined term to make a true sentence.
The expression is called the discriminant.
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?
Find the vertex, the equation of the axis of symmetry, and the -intercept of the given equation.
Graph each function. Find the y-intercept, and state the domain and range.
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