Concept explainers
In each of Exercises 7 –12, match the phrase with the most appropriate choice from the following list.
a.
b. 2
c.
d.
e.
f. 3
_________The y -intercept of the graph of
Want to see the full answer?
Check out a sample textbook solutionChapter 3 Solutions
Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
- 2. Reflect across the x-axis. A -2-arrow_forwardS. x Y+ 3 x²arrow_forwardExercises 123–126: Predict the number of tick marks on the positive x-axis and the positive y-axis. Then show the viewing rectangle on your graphing calculator. 123. Standard viewing rectangle 124. [-4.7, 4.7, 1] by [-3.1, 3.1, 1] 125. (0, 100, 10] by [-50, 50, 10] 126. [-30, 30, 5] by (-20, 20, 5]arrow_forward
- A. Find the vertex for y = x + 2x- 3. A. (0,-4) В. (1, -2) С. (-1, -4) D. (-2, -3) O A B C Darrow_forwardFor Exercises 7–12, write an equivalent equation using pola coordinates. 7. x + 5y = 12 9. x + (y – 3)? = 9 8. x = 12 10. x + y = 100 %3D 11. y = -4 12. y = xarrow_forwardMatch each graph with its x-intercepts. a. (1,0), (4, 0), ( –1,0) b. (0, 1), (0, 4), (0, – 1) c. (1, 0), (5, 0) d. (0, 1), (0, 5) e. (0, 6), (0, 4), (0, 6), (0, 2) f. (2, 0), (6, 0), (4, 0), (0, 0)arrow_forward
- · Graph. x 2 - 2 2x + y < 3arrow_forwardGraph. (x-3)2/4 + (y-9)2/16 =1arrow_forwardGraph each equation in Exercises 11-26. Let x = -3, -2, -1,0, 1,2, аnd 3. 11. у — х? — 4 12. у 3 х? — 9 13. у %3 х — 2 14. у — х + 2 15. у- 2х + 1 16. у— 2х — 4 1 17. у 3 18. у — —х + 2 19. у — |x +1 21. у — 2\x| 20. у— |x| — 1 22. у— -2|x| 23. у- -х? 24. у 25. у — х 26. у — х — 1arrow_forward
- 6. Consider the rectangle. Do Now-5/6/21 If the rectangle is reflected across the x-axis and translated 7 units right, which could be a coordinate point of the transformed rectangle? A (5.2) 8 (5.6) C (9-2) (9.-4)arrow_forwardWrite the equation corresponding to the graph of y = 5* after having been translated three units upward, four units to the left, and las reflected over the x-axis. Write your answer without using parentheses. Enter your next step herearrow_forward
- Linear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage LearningHolt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL