Exam 1: Review of Algebra

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Multiply and simplify: (x + 5)2

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How many of the following are true? I. How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 = How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 II. How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 = 2 III. How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 = 3 How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 IV. How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 - How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 - How many of the following are true? I.   =   II.   = 2 III.   = 3   IV.   -   -   = 0 = 0

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Find the negative of 3.

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Solve: Solve:    = 2(x + 2) = 2(x + 2)

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What property of real numbers allows us to write (e + a)b = eb + ab?

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Simplify: Simplify:

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Simplify: Simplify:    (a + 2b) (a + 2b)

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Find s explicitly in terms of the other unknowns: Find s explicitly in terms of the other unknowns:

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Which of the following is a root of Which of the following is a root of   - 3x - 1 = 0? - 3x - 1 = 0?

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Simplify: -4 - (-10)

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