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DEAMER 2.1 Practice (4/14/2026)

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Last updated about 1 month ago
19 questions
Check Your Understanding on "Can We Predict Stock Values?"
1
1
Check Your Understanding on "What’s Up With the Zeros?"
Check Your Understanding on "Who is the Fairest of Them All?"
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1
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1
Question 1
1.

Selected values of a polynomial function f are given.
Determine the degree of the polynomial.

The graph of a quartic polynomial y=f(x) is shown.

1
1
1
1
1
Question 7
7.

The graph of a 6th degree polynomial y=g(x) is shown.

1
1
A polynomial has zeros at x=4 (with a multiplicity of 2), x=-2, and x=3i.
1
1
1
Let f(x)=(x+6)(x^{2}+2x+5).
1
Question 13
13.

1
Question 15
15.

Half of the graph of an odd function is shown below. Sketch the other half of the function.

Question 16
16.

If (3,-18) is on the graph of an even function, what other point is guaranteed to be on the graph?

Question 17
17.

Is y=x^{5}+x^{3}+3 an even function, an odd function, or neither?
Prove your answer algebraically.

Question 18
18.

Question 19
19.

Question 2
2.

Determine the number of x-intercepts of f.

Question 3
3.
Determine the number of relative minima and relative maxima and label them.
Relative minima: _______
Relative maxima: _______
Question 4
4.

How many times does the graph of change concavity?

Question 5
5.

Label the absolute minimum A, or explain why this value does not exist.

Question 6
6.

Label the absolute maximum B, or explain why this value does not exist.

A polynomial function g has x-intercepts at x=0 and x=4. Which of the following statements must be true?
g is a quadratic function
must change concavity on [0,4]
has an absolute maximum or minimum at x=2
has a relative maximum or minimum on the interval [0,4]
Question 8
8.

Identify all the zeros of g and state their multiplicity.

Question 9
9.

Does the equation g(x)=0 have any imaginary solutions?
How do you know?

Question 10
10.

What is the minimum degree of the polynomial?

Question 11
11.

Write an equation for the polynomial in factored form.

Question 12
12.

What if the y-intercept had to be 864?
Write a new equation.

Find all zeroes of f.
Question 14
14.

Rewrite the equation for f(x) in fully factored form (only linear factors).

True or false: If the statement is true, explain why it must be true using the definitions of even and odd functions. If it is false, provide a counterexample in the Show Your Work tool.

All even functions go through the origin.
True
False
True or false: If the statement is true, explain why it must be true using the definitions of even and odd functions. If it is false, provide a counterexample in the Show Your Work tool.

If each term in a polynomial function has an even exponent, the function is even.
True
False