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INSTRUCTORS TESTING MANUAL COLLEGE ALGEBRA AND TRIGONOMETRY 7TH EDITION MARGARET L LIAl, JOHN HORNSBY $28.49   Add to cart

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INSTRUCTORS TESTING MANUAL COLLEGE ALGEBRA AND TRIGONOMETRY 7TH EDITION MARGARET L LIAl, JOHN HORNSBY

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  • COLLEGE ALGEBRA AND TRIGONOMETRY
  • Institution
  • COLLEGE ALGEBRA AND TRIGONOMETRY

INSTRUCTORS TESTING MANUAL COLLEGE ALGEBRA AND TRIGONOMETRY 7TH EDITION MARGARET L LIAl, JOHN HORNSBY

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  • May 7, 2024
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  • COLLEGE ALGEBRA AND TRIGONOMETRY
  • COLLEGE ALGEBRA AND TRIGONOMETRY
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, INSTRUCTOR’S
TESTING MANUAL

COLLEGE ALGEBRA AND
TRIGONOMETRY
SEVENTH EDITION


Margaret L. Lial
American River College


John Hornsby
University of New Orleans


David I. Schneider
University of Maryland


Callie J. Daniels
St. Charles Community College

,
, 1

CHAPTER R, FORM A NAME
COLLEGE ALGEBRA AND TRIGONOMETRY DATE
¹' 54 16 '¹
1. Let A = (- 9.6, , 6 , 0, 13, 2.15, ,
't 7 5 'j
List the elements of A that belong to the given set.
a. Natural numbers 1. a.

b. Rational numbers b.

c. Irrational numbers c.

2. Evaluate the expression if x = -2 , y = -4 , and z = 1 : 2.
2y - x 2


( y - 3z)
2




3. Identify the property illustrated. Let a, b, and c represent any
real numbers.

a. (a + b)c = ac + bc 3. a.

b. a + Fb +(-b)l = a + 0 b.
L ⎦

l'1 2ıh 3 1 'l2 3ıh
c. ⋅ ⋅ = ⋅ ⋅
'y2 3jı 4 2 y' 3 4jı
c.


1 1
d. ( p + 3) = ( p + 3)⋅ d.
2 2

Perform the indicated operations.

4. F l
2

L (3a + b)- 2 ⎦ 4.

5. (3x2 - 2x -5)-(2x3 + x - 7)+ 2x2 (x -3) 5.

6. (x2 - x + 2)(2x -3) 6.

7. F lF l
L (x - y ) -7 ⎦ L (x - y)+ 7 ⎦ 7.

8. (2x + 5)
3
8.

3y4 -5 y3 -14 y2 +10 y
9. 9.
y2 - 2

10. x2 -9 ⋅ x -1 10.
x2 - x x2 -3x

3x x 3x +1
11. - - 11.
x - 4 x + 4 16 - x2



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