Algebra - Equations Projects

Find the axis of symmetry. y = x 2 + 5 x - 7 x = 5 B) x = -5 C) x = D) x = 2. Solve. (x + 5) 2 = 3 B)

1. Find the axis of symmetry.
y = x 2 + 5 x – 7
  1. x = 5 B) x = –5 C) x = D) x =
2. Solve. ( x + 5) 2 = 3
  1. B) C) ±4 D)
3. Solve. 5( x – 2) 2 = 3
  1. B) C) D)
4. Solve by completing the square.
x 2 + 2 x – 8 = 0
  1. –4, –2 B) –4, 2 C) 4, –2 D) 4, 2
5. Solve by using the quadratic formula. x 2 = –5 x – 5
  1. B) C) D)
6. Solve. x 2 + 7 x – 1 = 0
  1. B) C) D)
7. Solve by completing the square.
x 2 = 5 x + 2
  1. B) C) D)
8. Find the x -intercepts.
y = x 2 + 5 x + 2
C)
B) D)
9. Is the following trinomial a perfect square?
x 2 + 18 x + 81
  1. No B) Yes
10. The demand and supply equations for a certain item are given by
D = –5 p + 40
S = – p 2 + 30 p – 8
Find the equilibrium price.
  1. $1.57 B) $1.71 C) $1.43 D) $1.29
11. Match the graph with its equation.
  1. y = – x 2 + 1 B) y = – x 2 – 1 C) y = – x 2 + 2 x D) y = – x 2 + x
12. Solve by using the quadratic formula. 5 x 2 + 5 x = 3
  1. B) C) D)
13. Solve. 9 x 2 = 14
  1. B) C) D)
14. Solve. x 2 + 16 x + 60 = 0
  1. –6, 10 B) 6, –10 C) –6, –10 D) 6, 10
15. Find the constant term that should be added to make the following expression a perfect-square trinomial.
x 2 + 7 x
  1. 49 B) C) D)
16. Identify the axis of symmetry, create a suitable table of values, then sketch the graph.
(5 points with vertex in the middle)
y = x 2 – 4 x
17. Identify the axis of symmetry, create a suitable table of values, then sketch the graph.
(5 points with vertex in the middle)
y = – x 2 – 2 x
18. Identify the axis of symmetry, create a suitable table of values, then sketch the graph.
(5 points with vertex in the middle)
y = – x 2 + 3 x – 3
19. Solve. ( x + 4) 2 = 4
20. Identify the axis of symmetry, create a suitable table of values, then sketch the graph.
(5 points with vertex in the middle)
y = x 2 – 1
Price: $16.52
Solution: The downloadable solution consists of 11 pages, 552 words.
Deliverable: Word Document



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