Module 2 Math IV 24

Which of these parabolas has a positive coefficient (a>0)?

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Which of these parabolas will open downwards?

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Which element should we find if we want to know the maximum or minimum of a parabola?

a. Which is the discriminant of the next equation?

b. how many answers does it have?

• a. 20 b. 1

• a. 25 b. 2

• a. 15 b. none

• a. -25 b.none

Complete the square of the next equation

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Which one is a polynomial function?

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Which one of these functions has a multiplicity?

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What are the conditions of hte graph?

• n is odd and a_n >0

• n is odd and a_n <0

• n is even and a_n >0

• n is even and a_n <0

About a polynomial function and its graph:

The number of turns or crests that the graph has will always be ________________.

• a unit less than the number of the degree

• the same as the number of the degree

• a unit greater than the number of the degree

Which of these values won't be in the domain of g?

• x=5

• x=9

• x=3

• x=8