COMPASS Algebra Practice Test 7 This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.

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COMPASS Algebra Practice Test 7 This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after the last question. Complete solutions follow the answer slide. Click the mouse or use the spacebar to advance to the next question.

1. For all B and C and A ≠ 0, if then  A.  B.  C.  D.  E.

2. Simplify  A.  B.  C.  D.  E.

3. If 25 is subtracted from the square of a certain number b the result is 11. Which of the following equations determines the correct value of b?  A.  B.  C.  D.  E.

4. For all x,  A.  B.  C.  D.  E.

5. If the reciprocal of a certain number x is added to the result is 2. What is x?  A. 1  B. 2  C. 3  D. -2  E. -3

6. Find the value of when  A. 12  B. 24  C. 36  D. 48  E. 60

7. Which equation best describes this graph?  A.  B.  C.  D.  E.

8 In the standard rectangular coordinate plane find the distance between (-3, 4) and (2, -8).  A. 12  B. 13  C. 25  D. 144  E. 169

9 For all x,  A.  B.  C.  D.  E.

10. For all  A.  B.  C.  D.  E.

Answers Algebra Quadratics Practice Test 7 1.D 2.D 3.E 4.A 5.C 6.C 7.A 8.B 9.E 10. E

1. For all B and C and A ≠ 0, if then  A.  B.  C.  D.  E. Solve for x Subtract B Divide by A Answer D

2. Simplify  A.  B.  C.  D.  E. Simplify the radicals The common denominator is 15 Answer D

3. If 25 is subtracted from the square of a certain number b the result is 11. Which of the following equations determines the correct value of b?  A.  B.  C.  D.  E. Since the result is 11 we can expect the equation to = 11. Eliminate choices A, B, and C. The word “from” indicates that the equation will start with b 2. Answer E

4. For all x,  A.  B.  C.  D.  E. Distribute the negative through the second parenthesis. Make sure you change all the signs. Combine like terms. Answer A

5. If the reciprocal of a certain number x is added to the result is 2. What is x?  A. 1  B. 2  C. 3  D. -2  E. -3 If x is the number then the reciprocal of x is… Multiply by 3x to clear the denominators. Answer C

6. Find the value of when  A. 12  B. 24  C. 36  D. 48  E. 60 Substitute x = 2 Answer C

7. Which equation best describes this graph?  A.  B.  C.  D.  E. The point (0, 5) does not work in choices C, D, or E. Try the point (3, -4) in choice B. Verify choice A, try the point (3, -4). Answer A

8 In the standard rectangular coordinate plane find the distance between (-3, 4) and (2, -8).  A. 12  B. 13  C. 25  D. 144  E. 169 Use the distance formula. Answer B

9 For all x,  A.  B.  C.  D.  E. Answer E

10. For all  A.  B.  C.  D.  E. Answer E