Multiple Choice Identify the
choice that best completes the statement or answers the question.
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1.
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When the following model is simplified, which expression is produced?
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2.
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Which of the following expressions are monomials with degree 2?
a. | ii and iii | b. | ii and iv | c. | iii and iv | d. | i and
ii |
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3.
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Name the coefficients of the variable in the polynomial .
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4.
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Simplify:
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5.
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Add:
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6.
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Add:
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7.
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Subtract:
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8.
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Subtract:
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Short Answer
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9.
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Which of the following expressions are polynomials?
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10.
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Group like terms.
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11.
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Add:
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12.
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Subtract:
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13.
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The polynomial represents the cost, in dollars, of shipping a parcel with
mass w kg by ground. The polynomial represents the cost of shipping a parcel
with mass w kg by air. a)
Write a polynomial for the difference in the costs of the two methods of
shipping. b) How much more does it cost to ship a 15-kg parcel by
air?
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Problem
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14.
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Write a polynomial with the given variable, degree, coefficient, and number of
terms. a) Variable: p; degree:
2; coefficients: 2, -4; number of terms:
2 b) Variable: c; degree: 1; coefficient: 6; number of terms:
1 c) Variable: t; degree 2, coefficients: -3, 7; number of terms: 3; constant: 5
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15.
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Identify the equivalent polynomials. Explain how you know.
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16.
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What polynomial must be added to to obtain a sum of 0? Justify your
answer.
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17.
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A student subtracted like this: a) Explain why the solution is
incorrect. b) What is the correct answer? Show your work.
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