advertisement

CHAPTER Algebra 2 Chapter 1 Test / pts 1 3 1.Order the numbers 2, ,1.45,1.3 , 0 from least to greatest. 2 2.Identify the property demonstrated by the expression 3(5 6) 5(6 3). 3.Estimate 34 to the nearest tenth. Simplify, keeping in radical form. 4. 5 7 6 . 5. 5 6 24 6. Simplify 3 x3 2 . 7.Evaluate 3y 5xy x for x 4 and y 2. 8. Simplify 3x(5y 4) 2xy 10x 6x2. 9. Evaluate 53. 10. What are the coordinates of the point (1, 2) after a translation right 9 units and up 3 units? 3 2x 4 y 7 11.Simplify . Assume all variables are nonzero. (2pt) 5 x 12. Evaluate 2.0 10 7 . Write the answer in scientific notation. (2pt) 8.0 10 9 1 13. Simplify: 3 . (2pts) 22 14. Give the domain and range for the relation. (2pt) Number of Days in February Year Number 2000 2001 2002 2003 2004 29 28 29 28 29 15. Is the relation in #14 a function? Why or why not? 16. Evaluate f(x) 8 4x for f(0) and f(2). (2pt) f(0) = f(-2) = 17. A commuter has $75. Each day’s commute costs $3.50. Write a function to represent the total amount the commuter has remaining after d days. What is the value of the function for an input of 5, and what does it represent? (2pt) 18. Name the 4 parent functions you learned about in this chapter and complete the table below: (8pts) Parent Function Equation Sketch L Q A E 19. (3pts) Graph the data from the table. Describe the parent function and the transformation that best approximates the data set. x 4 2 0 1 3 y 10 -2 -6 -5 3 20. Change machines charge a fee of $0.09 for every dollar of change turned into cash. The fee is taken from the cash amount returned to the user. (4 pts) a. Write a function that represents the amount returned in cash. b. Sketch and label the function graph. c. Identify the parent function for this function. d. What amount is returned from $21.91 of change converted to cash?