University:
University of Michigan
Course:
MATH 217 | Linear Algebra
Academic year:

2021
Views:

191

Pages:

2
Author:

rehinhea0c

UNIT #1 MID-UNIT QUIZ COMMON CORE ALGEBRA II 1. Which expression below is a binomial? (1) 5x 2 (2) n 2  5n  3 (3) 5x 2 y (4) x3  y 3 2. Which of the following is the value of the expression (1)  (2) 3. 1 2 7 3 (3) x 2  22 when x  6 ? x  12 11 6 (4)  29 3 Which expression below is the simplified version of 11x 2  x  9  5 x 2  6 x  4 ? (1) 55 x 2  7 x  13 (2) 6 x 2  7 x  5 (3) 55 x 2  6 x  36 (4) 6 x 2  5 x  13 4. Which of the following is the solution to the equation shown? (1) x  11 9  x  3  5  x  4   3 (2) x  7 (3) x  8 (4) x  13 5. Which of the following is the value of 7  x  3 when x  20 ? (1) 7 (2) 9 (3) 10 (4) 16 6. Find the solution to the equation shown below. Show the steps that lead to your final answer. [3 points] 6  x  2   7  5  x  3  7  x  2  7. The following equation is either an identity or is inconsistent. Which is it? Justify. [3 points] 3  3n  1  5  n  1  2  n  3  2  n  1 8. A tank is being filled with water over time. The volume of water, in gallons, that is in the tank is given by the expression below, where t represents the number of minutes the tank has been filling: 12 t  5  7 (a) Evaluate this expression for t  11 . [2 points] (b) Give an interpretation of the answer you found in (a). [2 points]

Foundations of Common Core Algebra 2

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