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# Algebra Final Essay

• Submitted by: justin89
• on May 18, 2013
• Category: Miscellaneous
• Length: 760 words

Below is an essay on "Algebra Final" from Anti Essays, your source for research papers, essays, and term paper examples.

Practice Final   1. Find the value of x: (x + 1)2 – 3 = 13

a. {–3, 8}
b. {3, –5}
c. {2, 0}
d. {13, –5}

2. Express the solution set of 15 > –2x + 9 > –5 in interval notation.

a. (–3, 7)
b. [–3, –7]
c. [–7, 3]
d. (3, 7)

3. Solve the equation:
–86x –12=2xx –2+x+33x –6
a. 6
b. –1
c. 13
d. 1

4. Use synthetic division and the Remainder Theorem to find f-8 if
fx=x4+6x3–14x2+10x –28

a. 20
b. 6324
c. –20
d. –6324

5. Solve the following matrix:
1–5101–3001 –3020–2

a. {(–42 , –14, –2)}
b. {(–14 , 42, –2)}
c. {( 42, 14, –2)}
d. {(–4 , –14, 1)}

6. Given fx=14x –38 and   gx=x + 3814 , find f∘g(x)

a. x
b. x + 38
c. Not a real number
d. x – 14

7. Perform the indicated operation and write your answer in standard form. Note: i represents the imaginary unit i.
(2 + 7i) + (–5 – 18i)

a. 7 – 25i
b. –7 + 25i
c. 3 + 11i
d. –3 – 11i

8. Write an equation in slope-intercept form for the line passing through the points :
(–2, 11) (4, –7)

a. y = –3x – 5
b. y = 3x – 5
c. y = –3x + 5
d. y = 3x + 5

9. Perform the indicated operation and simplify: (Assume x > 0 and y > 0)
192x3y43xy2

a. 8xy
b. 8x3y2
c. 64x2y2
d. 8xy3

10. Find the zeros of the following function: fx=x3+x2–10x+8

a. {(–4, –1, –2)}
b. {(4, –2)}
c. {(–4, 1, 2)}
d. {(–4, 1)}

11. This relation is a function: {(6,0), (–5,–5), (4,–6), (6, 3)
a. True
b. False

12. Find the value of function f(x) when x=21
fx=x+4+10

a. 25
b. 5
c. Not a real number
d. 15

13. Find the value of x: x+5=28

a. {–28, 28}
b. {23}
c. {∅}
d....

• Submitted by: justin89
• on May 18, 2013
• Category: Miscellaneous
• Length: 760 words
• Views: 265
• Popularity Rank: 382447
• 1 rating(s)

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