MCQ Questions
Q.1.
Which of the following describes the roots of the polynomial function f(x) = (x - 3)^4 (x + 6)^2?
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    b. f(x) = (x + 2)^3 (x^2 - 7x + 3)^4
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    d. 3 with multiplicity 4 and -6 with multiplicity 2
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    d. f(x) = 7x^6 + 3x^3 + 12
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    b. If 1 + 13i is a root of f(x), then 1 - 13i is also a root of f(x).
Q.2.
Which of the following statements must be true about the polynomial function f(x)?
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    d. f(x) = 7x^6 + 3x^3 + 12
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    d. 3 with multiplicity 4 and -6 with multiplicity 2
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    b. If 1 + 13i is a root of f(x), then 1 - 13i is also a root of f(x).
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    b. f(x) = (x + 2)^3 (x^2 - 7x + 3)^4
Q.3.
According to the Fundamental Theorem of Algebra, how many roots exist for the polynomial function?f(x) = 4x^5 - 3x
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    d. 5 roots
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    d. f(x) = 7x^6 + 3x^3 + 12
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    b. 3 roots
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    c. 7 roots
Q.4.
Two roots of a third degree polynomial function f(x) are -4 andWhich statement describes the number and nature of all roots for this function?
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    d. f(x) = 7x^6 + 3x^3 + 12
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    b. f(x) has three real roots.
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    fx = (3x^2 - 4x -5)(2x^6 - 5)
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    b. f(x) = (x + 2)^3 (x^2 - 7x + 3)^4
Q.5.
According to the Fundamental Theorem of Algebra, which polynomial function has exactly 11 roots?
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    b. f(x) = (x + 2)^3 (x^2 - 7x + 3)^4
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    d. f(x) = 7x^6 + 3x^3 + 12
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    fx = (3x^2 - 4x -5)(2x^6 - 5)
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    d. 5 roots
Q.6.
According to the Fundamental Theorem of Algebra, which polynomial function has exactly 6 roots?
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    d. 5 roots
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    b. f(x) = (x + 2)^3 (x^2 - 7x + 3)^4
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    d. f(x) = 7x^6 + 3x^3 + 12
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    fx = (3x^2 - 4x -5)(2x^6 - 5)
Q.7.
According to the Fundamental Theorem of Algebra, how many roots exist for the polynomial function?f(x) = 8x^7 - x^5 + x^3 + 6
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    b. 3 roots
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    d. 5 roots
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    d. f(x) = 7x^6 + 3x^3 + 12
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    c. 7 roots
Q.8.
How many x intercepts appear on the graph of this polynomial function? f(x)= x^4 - x^3 + x^2 - x
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    d. f(x) = 7x^6 + 3x^3 + 12
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    a. 0 or 2
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    b. f(x) = (x + 2)^3 (x^2 - 7x + 3)^4
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    b. 2 x intercepts
Q.9.
If 9i is a root of the polynomial function f(x), which of the following must also be a root of f(x)?
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    d. 5 roots
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    a. 0 or 2
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    c. 7 roots
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    a. -9i