Write Each Polynomial In Standard Form
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1
2Study Guide and Review - Chapter 8
Write each polynomial in standard form.
2
11. x + 2 + 3x
ANSWER:
2
3x
+
x + 2
Find each sum or difference.
3
3
15. (x
− 5)
+ 2) + (−3x
ANSWER:
3
−2x
− 3
Solve each equation.
2
2
19. x
(x + 2) = x(x
+ 2x + 1)
ANSWER:
0
Find each product.
23. (x − 3)(x + 7)
ANSWER:
2
x
+ 4x − 21
Find each product.
28. (x + 5)(x − 5)
ANSWER:
2
x
− 25
Use the Distributive Property to factor each polynomial.
35. 12x + 24y
ANSWER:
12(x + 2y)
Solve each equation. Check your solutions.
2
41. 6x
= 12x
ANSWER:
0, 2
Factor each trinomial. Confirm your answers using a graphing calculator.
2
46. x
− 8x + 15
ANSWER:
(x − 5)(x − 3)
Solve each equation. Check your solutions.
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Page 1
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50. x
+ 5x − 50 = 0
ANSWER:
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