# ____ 1. Find the determinant of .a. –152 c. 152b. 676 d. –50____ 2. Write a quadratic function in standard form with zeros 7 and –3.a. c. b. d. …

____ 1. Find the determinant of . a. –152 c. 152 b. 676 d. –50 ____ 2. Write a quadratic function in standard form with zeros 7 and –3. a. c. b. d. ____ 3. Use Pascal’s Triangle to expand the expression . a. b. c. d. ____ 4. Find the intercepts of , and graph the line. a. x-intercept: –4, y-intercept: 4 c. x-intercept: , y-intercept: b. x-intercept: , y-intercept: 4 d. x-intercept: –4, y-intercept: ____ 5. Write the set in set-builder notation. a. [–2, 4) c. b. d. [–2, 4] ____ 6. Graph . a. c. b. d. ____ 7. Graph the line with slope that passes through (–6, 0). a. c. b. d. ____ 8. Determine whether the binomial ( ) is a factor of the polynomial . a. ( ) is not a factor of the polynomial . b. Cannot determine. c. ( ) is a factor of the polynomial . ____ 9. Use Cramer’s rule to solve the system of equations. a. (–22, 37) c. (–37, 22) b. (40, 34) d. (–74, 44) ____ 10. Solve . a. c. b. d. ____ 11. In slope-intercept form, write the equation of the line that is parallel to y = –5x + 23 and passes through (4, 5). a. y = x c. y = –5x + 25 b. y = –5x + 22 d. y = x ____ 12. Find the absolute value . a. 9 c. b. d. ____ 13. Translate so that the vertex is at (3, –6). Then graph. a. c. b. d. ____ 14. Write the augmented matrix for , and solve. Round your answer to the nearest tenth. a. ; , c. ; , b. ; , d. ; , ____ 15. Solve the equation by completing the square. a. x = 10 or x = –18 c. x = 7 or x = –7 b. x = –5 or x = 9 d. x = 5 or x = –9 ____ 16. Identify the zeros and asymptotes of . Then graph. a. Zeros: and 3 Vertical asymptotes: , Horizontal asymptote: c. Zeros: and 3 Vertical asymptotes: , Horizontal asymptote: b. Zeros: and 2 Vertical asymptotes: , Horizontal asymptote: d. Zeros: and 2 Vertical asymptotes: , Horizontal asymptote: ____ 17. Identify the degree of the monomial . a. 4 c. 6 b. 2 d. –2 ____ 18. Graph the function . a. c. b. d. ____ 19. Simplify the expression . Assume that all variables are positive. a. c. b. d. ____ 20. Find the zeros of the function by factoring. a. or c. or b. or d. or ____ 21. The parent function is reflected across the x-axis, vertically stretched by a factor of 4, and translated right 9 units to create g. Use the description to write the quadratic function in vertex form. a. c. b. d. ____ 22. Solve the equation . a. c. b. d. ____ 23. Solve the compound inequality. Then graph the solution set. and a. {s | –8  s  2} b. {s | s  –8 or s  2} c. {s | –8  s  2} d. {s | s  –8 or s  2} ____ 24. Simplify . Identify any x-values for which the expression is undefined. a. The expression is undefined at . b. The expression is undefined at and . c. The expression is undefined at and . d. The expression is undefined at . ____ 25. Determine whether the data in the table are linear. Explain. Session Length (min) 1 8 15 22 30 Cost (\$) 1.60 4.05 6.50 8.95 12.80 a. No, the rate of change is not constant. For example, to the nearest hundredth, and . b. Yes, the difference between successive session lengths is constant. For example, , , and so on. c. Yes, the rate of change is constant. For example, , , and so on. d. No, the ratio of the cost to the session length is not constant. For example, to the nearest hundredth, and . ____ 26. Solve the equation . a. There is no solution. c. b. d. ____ 27. Identify the property demonstrated by the equation 4 + (5 + 8) = (4 + 5) + 8. a. Distributive Property c. Commutative Property b. Closure Property d. Associative Property ____ 28. Solve . Check your answer. a. b. c. d. There is no solution because the original equation is undefined at . ____ 29. Simplify the expression . a. c. b. d. ____ 30. Use elimination to solve the system . a. (6, –2) c. (–2, 6) b. (–8, –15) d. (–6, –8) ____ 31. Solve the equation . a. x = 23 c. x = 13 b. x = 23 or x = –7 d. x = 13 or x = 3 ____ 32. Express as a single logarithm. Simplify, if possible. a. c. 6 b. 729 d. ____ 33. A sawyer (person who cuts down trees) wants to know the height of a tree. The sawyer measures the shadow of his friend, who is 5 feet tall and standing beside the tree, and measures the shadow of the tree. If his friend’s shadow is 12 feet long and the tree’s shadow is 60 feet long, how tall is the tree? a. 144 feet c. 25 feet b. 1 foot d. 53 feet ____ 34. Which function is vertically stretched by a factor of 5 and translated 6 units right from the parent function? a. c. b. d. ____ 35. Order the numbers 4, , , 0.6632, from least to greatest. a. , 0.6632, , , 4 c. , 4, , 0.6632, b. 4, , , 0.6632, d. , 0.6632, , 4,

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