Reference no: EM131026965
1. Evaluate the expression. Assume
2. Evaluate when y = -2
3. Evaluate when
4. Express the following using a positive exponent. Then simplify the expression . Write using a positive exponent do not evaluate
5. Express using a positive exponent =
6. Multiply and simplify =
7. Divide and simplify = Divide and write the expression using positive exponents
8. Simplify
a. d.
b. e. =
c. f.
9. Simplify
10. Simplify and assume =
11. Simplify =
12. Convert to scientific notation 0.000000394= (Use scientific notation. Use the multiplication symbol in the math palette as needed.)
13. Convert to decimal notation 5.424 x =
14. Multiply and write the result in scientific notation (2 x 10 ) (3 x 10 )= (Use scientific notation. Use the multiplication symbol in the math palette as needed.)
15. The mass of Pluto is about 1.31 x 10 metric tons. The mass of the sun is about 1.998 x 10 metric tons. About how many times the mass of Pluto is the mass of the sun? Give the answer in scientific notation. The mass of the sun is about _____ times the mass of Pluto.
16. Evaluate the polynomial for =
17. Total revenue is the total amount of money taken in by a business. An appliance firm that determines that when it sells x washing machines, the total revenue, R, in dollars, is given by the polynomial R = 284.51x - 0.2x . What is the total revenue from the sale of 209 washing machines? The total revenue is $________.
18. Collect like terms and then arrange them in descending order. =
19. Come Back
20. Identify the missing term in the polynomial. =
21. Add
22. Add =
23. Subtract =
24. Subtract =
25. Come Back
26. Multiply =
27. Multiply =
28. Multiply =
29. Multiply =
30. Multiply =
31. Complete the rectangle to illustrate this product =
32. Multiply =
33. Multiply = Type the terms in descending order
34. Multiply =
35. Multiply = Type the terms in descending order
36. Multiply =
37. Multiply =
38. Multiply =
39. Multiply = Type the terms in descending order
40. A launched rocket has an altitude, in meters, given by the polynomial , where is the height, in meters, from which the launch occurs, at velocity in meters per second, and is the number of seconds for which the rocket is airborne. If a rocket is launched from the top of a tower 50 meters high with an initial upward speed of 20 meters per second, what will the height be after 20 seconds? ________ meters (Round to the nearest tenth)
41. Collect like terms =
42. Add =
43. Subtract =
44. Multiply =
45. Divide and check. Write the answer using nonnegative exponents = (Simplify the answer. Type exponential notation using positive exponents).
46. Divide and Check. =
47. Divide =
48. Divide =
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The congress passes the paycheck fairness act
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