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Review Sheet for Exam - College Algebra | MTH 160C, Exams of Algebra

Material Type: Exam; Professor: Lewis; Class: College Algebra; Subject: Mathematics; University: Saint Louis Community College-Meramec; Term: Unknown 1989;

Typology: Exams

Pre 2010

Uploaded on 08/08/2009

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MTH: 160 COLLEGE ALGEBRA NAME_________________________
Chapter 3 Review
Please show all your work on this test and place your final answers in the provided spaces.
Thank you and good luck.
1) The Principle of Square Roots says that if
2
then x k x
______________________
2)
2
Solve: 5 35x
Ans:_____________________
3)
67
Simplify: ( )i
Ans:_____________________
4)
-540
Simplify:
Ans:_____________________
1
pf3
pf4
pf5

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MTH: 160 COLLEGE ALGEBRA NAME_________________________ Chapter 3 Review Please show all your work on this test and place your final answers in the provided spaces. Thank you and good luck.

  1. The Principle of Square Roots says that if 2 xk then x  ______________________
  2. (^) Solve: 5 x^2  35 Ans:_____________________

3) Simplify: ( i )^67

Ans:_____________________

  1. (^) Simplify: -540 Ans:_____________________

2 Solve by completing the square: 2 x  3 x  6.^ Ans:_____________________

  1. (^) Solve using U-substitution: 3 x  10 x  8  0 Ans:_____________________

2 2 Put h x ( )  2 x  10 x  14 into the form h x ( )  a x (  h )  k. Ans:___________________________

  1. (^) Solve: 32 x  1  3 Ans:___________________________
  2. Solve: x  2  12  8 Ans:___________________________

13) Multiply and simplify;  3 ^ ^25   2 ^ ^16  Ans:___________________________

14)Solve by using the Quadratic formula; (^5) x^2  1  3 x Ans:___________________________ 15)Use the Discriminant of the Quadratic Formula to determine if you can factor the quadratic; 4 x^2  3  x Circle YES or NO.

  1. A fourth-grade class decides to enclose a rectangular garden, using the side of the school as one side of the rectangle. What is the maximum area that the class can enclose with 32 ft of fence? What should the dimensions of the garden be in order to yield this area? Don’t forget units. Length________Width____________ Maximum Area__________________