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1310_HW7-f10 - 6 6 − 6 6 − ∞ ∞ − 6 6 ∪ D ∞...

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Math 1310 Homework 7 Page 1 of 2 Math 1310 – College Algebra Textbook Section 2.8 Homework 7 Record your answers to these questions by going to the EMCF link on the top menu bar in your CASA account and selecting “Homework 7” on the EMCF assignment menu. Record your answers in the multiple choice form for Homework 7 BEFORE the assignment is closed. No late homework is accepted. 1. Evaluate the expression x 5 4 when x = 2. 14 2. State all solutions to the following equation: 6 x = 6 6 6 , 0 , 6 6 3. State all solutions to the following equation: 9 4 x = + . 5 , 13 13 , 5 4. State all solutions to the following equation: 4 2 x 3 3 1 = . 2 , 2 10 , 3 14 14 , 3 10 5. Solve for x and express your answer in interval notation: 9 x < ( 9 , ) ) ( , 9 9 , ( ) 9 , 9 6. Solve for x and expression your answer in interval notation 6 x . ( 6 , 6
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Unformatted text preview: ( 6 , 6 − ) ] [ 6 , 6 − ( ] [ ) ∞ ∞ − , 6 6 , ∪ D. ( ] [ ) ∞ − ∞ − , 6 6 , ∪ E. None of these 7. Solve for x and express your answer in interval notation 3 4 x 5 − ≥ − . A. No solution B. C. ( ( , ) −∞ ∞ 0, ) ∞ D. ( ,0) −∞ E. None of these 8. Solve for x and express your answer in interval notation 1 6 3 x 2 < + − A. No solution B. C. ( ( , ) −∞ ∞ 0, ) ∞ D. ( ,0) −∞ E. None of these Math 1310 Homework 7 Page 2 of 2 9. Solve for x and express your answer in interval notation 5 7 x 2 ≥ − . A. B. (1, 6) C. ( ) ( ∞ ∞ − , 6 1 , ∪ ) ( ] [ ) ∞ ∞ − , 6 1 , ∪ D. [ ] 6 , 1 E. None of these 10. Solve for x and express your answer in interval notation 7 2 x 5 < − . A. ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ − 5 9 , 1 B. ( ) ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ ∞ − ∞ − , 5 9 1 , ∪ C. ( ] ⎟ ⎠ ⎞ ⎢ ⎣ ⎡ ∞ − ∞ − , 5 9 1 , ∪ D. ⎥ ⎦ ⎤ ⎢ ⎣ ⎡ − 5 9 , 1 E. None of these...
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