Precalculus Final Review

930 Words4 Pages
Pre Calculus FINAL EXAM REVIEW FIRST SEMESTER CHAPTER 1 1. Which of the following relations represent functions? i) ii) iii) iv) 2. State the EXCLUDED VALUES of the domain of . 3. State the domain of . 4. Write the inverse of . 5. If find f(g(x)). 6. Write the slope-intercept form of the equation of the line containing the points (4,7) and 7. Write the equation of the line perpendicular to , passing through the point (6,1). 8. Find the value of k such that the linear equations and are parallel. 9. Given 10. Write an equation for converting Celsius to Fahrenheit if 0C = 32F and 100C = 212F. CHAPTER 2 11. 12. Find the inverse of 13. Solve 14. Find the determinant by using expansion of signed minors of the first row : 15. Given the augmented matrix ,use row operations to obtain a zero in the second row, first column. 16. If and , find 2B – C. 17. Use Cramer’s Rule to find x in the linear system 18. A small clothing company has fixed costs of $4500 and a variable cost of $3 per t-shirt. They sell their t-shirts for $10. What is the least number of t-shirts they must sell to make a profit? 19. You have $12,000 to invest in two accounts. One account earns 6% interest a year, while a second, riskier account earns 10%. If you want to earn at least $900, how much should you invest in the 5% account? CHAPTER 3 20. The graph of is symmetric with respect to i) the x-axis ii) the y-axis iii) the origin iv) the line y = x 21. Which of the following functions is even? A) B) C) D) 22. Find the inverse of 23. Sketch of the inverse of 24. Solve: 25. Solve: 26. Solve: 27. Find the derivative of 28. Is (0,-2) a relative min or max or an absolute min or max on the graph of ? 29. has a critical point at x = 0. Identify the point as a minimum, maximum, or point of

More about Precalculus Final Review

Open Document