# Questions Asked onApril 10, 2009

1. ## Trigonometry

4. Find the exact value for sin(x+y) if sinx=-4/5 and cos y = 15/17. Angles x and y are in the fourth quadrant. 5. Find the exact value for cos 165degrees using the half-angle identity. 1. Solve: 2 cos^2x - 3 cosx + 1 = 0 for 0 less than or equal to x

2. ## EXTRA CREDIT

ANIMAL SCRAMBLE rearrange the letters in each word below, add one letter, and you will find the name of the animal! (i just don't get this one) 1. meal 2. rash 3. pride 4. grope 5. parole 6. bare 7. mall 8. master 9. some 10. again 11. brave 12. lease

3. ## math

Two hikers started at the same location. One traveled 2 miles east and then 1 mile north. The other traveled 1 mile west and then 3 miles south. At the end of their hikes, how many miles apart are the two hikers?

4. ## Chemistry

How do you calculate the volume of titrant needed to reach the endpoint of a reaction when you are given the mls and molarity of a strong base and only the molarity of a weak acid?

5. ## algebra

Jordan and Missy are stnading together in the schoolyard. Jordan, who is 6 feet tall, casts a shadow that is 54 inches long. At the same time, Missy casts a shadow that is 45 inches lobg. How tall is missing? 1 38in 2 86.5in 3 5ft 4 5ft 6in. plz help!!

6. ## math

Perform the multiplication on a 12-hour clock. 11x(4x8)

7. ## accounting srajmcgain

indicate whether the following items in a bank reconciliation should be: A)Added to the check book blance B) DEDUCTED FROM THE CHECKBOOK C)added to the bank statement balance D) deducted from the bank statement balance 1) deposit of 1,250 that was recorded

8. ## math

In how many ways can 4 students from a group of 9 be seated in a row of 4 chairs? I tried 9C4 = 126, 126C4 am I going the right direction? thanks in advance

10. ## math

if sin theta equals 3/5 and theta is second quadrant angle find tan 2 theta.my ans. was 3.442 but is wrong can you correct and show work please. thank you so much.

11. ## Functions

The function y = x becomes y= -2(3x+2)-5. Describe the order in which the transformations would take place. 1. The function is stretched vertically by a factor of 2 2. The function is compressed horizontally by a factor of 1/3 3. The graph is reflected

12. ## literary

who narrates the poem How I learned English Answer Gregory Djanikian Is it a character in the poem or someone outsida the poem? Answer inside

13. ## accounting

indicate in the table below the financial statement on which each of the following accounts appear. (FINANCIAL STATEMENTS) ACCOUNTS: CASH IN THE BANK DOES IT BELONG ON INCOME STATEMENT OR STATEMENT OF CHANGES IN OWNERS EQUITY OR BALANCE SHEET. LL I NEED IS

14. ## math

Convert 11010two to base ten.

A lifeguard was staring at a ship in the distance, and watched the smokestack as the ship went out to sea. The lifeguard's eye level is 4 meters above sea level. If the height of the smoke stack above water is 30 meters and the radius of earth is about

Below is a set of at least two related math/science "words" with their letters combined and arranged in alphabetical order. When you successfully unscramble the letters into the component words, there will be can additional word that should be in the set.

17. ## math

Suppose you need \$2.40 in postage to mail a package to a friend. You have 9 stamps, some \$0.20 and some \$0.34. How many of each do you need to mail the package? So to solve this problem, I came up with two inequalities: 1. a + b is less than or equal to 9

18. ## AED 200

Read the following scenario: You are a second-grade teacher at Happy Valley Elementary School. You are teaching language arts and social studies. Your classroom of 21 students consists of 7 white students, 5 Latino students, 4 African American students, 3

19. ## Social Studies

What are the usages of currencies?

20. ## geometry

The area of an ellipse in the form (x*x/a*a)+(y*y)/(b*b)=1 is A=3.14*ab. For this ellipse, a+b=20. a. write the area of the ellipse as a function of a. b. Find the equation of the ellipse with an area of 264 square centimeters. c. Complete the table and

21. ## physics

Why is it possible to describe an airship as a lighter-than-air craft though the materials used to make airships are heavier than air?

Help find information on this The collapse of Enron, Worldcom, and other firms has raised a number of questions concerning the ethical standards of outside auditors. As a result, a number of new rules and laws were adopted i need to describe these changes

23. ## Biology

I need help with DNA conversion. First of all, I needed to convert this DNA sequence into its RNA equivalent. 5'-TACTTCTTCAAGACT-3' After the conversion, I came up with this.. 3'-AUGAAGAAGUUCUGA-5'. Is this correct? Then I need to take the converted

24. ## Chemistry

An alkali is a soluble base. Is barium hydroxide an alkali?

25. ## math

The sum of the ages of the three Romano brothers is 63. If their ages can be represented as consecutive integers, what is he age of the middel brother?

26. ## accounting srajmcgain thank you

1)the monthly service chrage of \$15. is it b)deducted from the checkbook or deducted from the bank statement balance.2)interest earned by the company on an investment and automtically deposited to the companys account. is either a or c. A)added to

27. ## chemistry

Twisted nitinol-wire eyeglass framed unbend at room temperatures. Is the transition temperature of the frames above or below room temperature? Thanks in advance

28. ## Math

I have a graph which I need to find the equation of. It's an absolute value graph, the vertex/middle point is at (-2, 5) and 2 points that lie on the graph are (1,10) and (-5,10). It needs to be in 'y=' form. I'd appreciate it if you explained how to do

29. ## Circumference

Find the circumference and area of cirlce with a radius of 3 feet. Let n stand for pi Circumference=2n x (3)=6 or 18.84 or 18 6/7 I understand how to calulate the circumference. The answer that the book gives of 18 6/7. I am not clear where the 6/7 is

30. ## physics

The temperature of 7.10 mol of an ideal monatomic gas is raised 15.0 K in an adiabatic process. what is the change ÄK in the average kinetic energy per atom?

31. ## Chemistry

What is antacid? Why is sodium hydrogen carbonate an effective antacid but sodium hydroxide is not? Thx~

32. ## Science

Jana looked at her wristwatch as her family drove from syracuse to albany. After fifteen minutes, she checked the odometer on the dashboard to see how many miles they have traveled.What was she measuring? A-Speed B-Motion C-Velocity D-friction Heres what I

33. ## history

president responsable fortighter air pollution

34. ## The court system

Identify attributes of both effective and ineffective judges

35. ## LOGIC - Strength of enumerative arguments

#1 Here's my argument: Alice went to Lincoln High and earned a college scholarship. Ben went to Lincoln High and earned a college scholarhip. Carol went to Lincoln High and earned a college scholarship. Dan went to Lincoln High and earned a college

36. ## Astronomy

Is the ellipse more circular when the tacks are closer together or farther apart?

37. ## English

1. At the monent, I don't need to go the dentist's. 2. You don't have to go to the real estate agency at the moment. (Are the sentences OK?) 3. Would you let me know any good websites where we can practice food names? ex. A: What's your favorite food? B: I

38. ## aSTRONOMY

If one of your ellipss were a planet's orbit, where would the sun be on the page? his was a MiniLab to show planets orbit in the Sun in ellipses.

39. ## Algebra

Dividing Rational Numbers Complete. 26m/s=___ km/h

40. ## math

Dividing Rational Expressions Complete 930 gal/H + ____qt/min

What are the ideological influences that have shaped the regulation of the Canadian banking system?

42. ## Calculus

For the sequences below, find if they converge or diverge. If they converge, find the limit. an=(3^(n+2))/(5^n) an=cos(2/n) an=(2^(1+3n))^1/n I am unsure about how to get started on these problems so some assistance would be great.

43. ## financial management

Part I: Compute the worth of Arcadia Hospital in 2005 using rules of thumb, adjusted book value, and discounted cash flow valuation (for this final method, use the table provided). Assume the cash flow for 2005 is the same as 2006. 1) Rules of thumb: 2)

44. ## functions

suppose I started with the graph y=x^2 if I were to stretch it by 0.8 would I right the equations as (0.8x)^2 or as 0.8x^2

45. ## math

write the equation 5x plus y equals 2 which equals 0 in normal form. my ans. was y equals 5 plus negative 2 or y equals 5 plus 2. if im wrong plus correct and explain why im wrong thank you.

46. ## Chemistry-confused

All alkalis produce hydroxide ions when dissolved in water. How do we write the chemical equation for aqueous ammonia? I see some textbooks write it as ammonia gas dissolving in water to form ammonium ions and hydroxide ions. NH3(g)+ H2O(l) ==> NH4+(aq) +

47. ## math

write parametric equtions of y equals 5x minus 2. i put y equals 5 plus 2 but i was wrong can you correct me thankyou

48. ## math

find the value of sin theta for angle theta in standard position if point with coordinates (negtive 3, 2) lies on its terminal side. i had 2 over sqrt 13 but it was wrong please correct.

49. ## math

use the sum or difference identify to find the exact vlue of tan 105 degree.my ans.sqrt plus (3) plus 1 . wrong so can you correct it for me please thank you .

50. ## math

write xy as the sum of unit vectors for x (8,2,negtive 9) nd y (negative 12,negtive 1, 10). my ans was negative 4i plus j plus k. wrong can you correct it for me please . thank you.

51. ## Chemistry

I got some questions about air bags. Can someone please help me out? Thamks in advance for giving me any information about that. 1. Which starting material used in the air bag inflator is least important for the proper inflation of the air bag? Would it be

52. ## world culture

how many languages are spoken it india

53. ## MATH

what is the probability of getting a royal flush in poker? I realize it is 4/C(52,5), but what are the combinations for the numerator?

54. ## History

What would be some negative effects that global peace would have economics?

55. ## accounting

indicate whether the following items in a bank reconciliation should be: A)Added to the check book blance B) DEDUCTED FROM THE CHECKBOOK C)added to the bank statement balance D) deducted from the bank statement balance 1) outstanding deposit of 1,200 is

56. ## Math

How are you supposed to write an equation for the line that is parallel to the given line and that passes through the given point? For ex., what do you do for y = 3/4 x - 9, (-8,-18)?

57. ## math

how can you find the length of a line of a isosceles trapezoid?

58. ## English

When I drink cola, I read a book. When I read a book, I think of my friend. When I think of my friend, I feel happy. When I feel happy, I smile. When I smile, I feel refreshed. When I feel refreshed, I move in the living room. When I move in the living

59. ## sentence rearrangement

I need help with rearranging these problems. I have guessed the answers,but I am not sure if they're right. Please correct me. Yoroshiku onegai shimasu! 1. iku he norimashita wa yamadasan densha ni oosaka. my guess: yamadasan wa oosaka he iku densha ni

60. ## chemistry

The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an absorbance of 0.510. If a trial's absorbance is measured to be 0.250 and its initial concentration of SCN− was 0.00050 M, the

61. ## chemistry

The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an absorbance of 0.510. If a trial's absorbance is measured to be 0.250 and its initial concentration of SCN− was 0.00050 M, the

63. ## Math

Okay i stuck on a problem can anyone help? There are 14 people total.7 are girls a day.Everyone has to work for 7 days also everyone has to have 2 days off.So how many days does a girl work a week?

64. ## Strategic Supply Chain Management

1. Think of a current Operations process in which you are involved, one in which you have been involved in the past, or one in the world around you. Think of some aspect of it that needed to be or needs to be improved. Assume you have been designated to

65. ## math

which property of real numbers is illustrated by the following statment? -6x(17+14)= -6(17)+(-6)(14)

66. ## CRT 205

1.Identify any examples of bias presented by the author. If none exist, explain how you determined this. 2.Identify any areas that are vague or ambiguous. If none exist, explain how you determine this. Abortion Is a Woman's Right The Center for

67. ## math

find the equivalent on the 12 hour clock.-22

68. ## CRT 205

The core of the argument against anti-abortion laws is that every woman has a fundamental right to decide what happens to her own body, at least until after the quickening of the fetus. In recent years a few courts have given a sympathetic hearing to this

69. ## physics

A centrifuge has an inertia rotation of 7.24 * 10-3 kilogramsm2. How much energy must be supplied to take it from rest to 419 rad / s? KE = (1/2)(7.24 * 10-3)(419^2) is this correct.

70. ## geography

Where on glaciers can water be found?

71. ## MATH

1.)Find the exact solution algebriacally, if possible: (PLEASE SHOW ALL STEPS) sin 2x - sin x = 0 2.) GIVEN: sin u = 3/5, 0 < u < ï/2 Find the exact values of: sin 2u, cos 2u and tan 2u using the double-angle formulas. 3.)Use the half-angle formulas to

72. ## Chemistry-help

I am rather confused about writing ionic equations. 1) SOLID sodium carbonate reacts with hydrochloric acid to give NaCl,CO2 & H2O. Is the ionic equation CO32-(aq)+2H+(aq)-> CO2(g) + H2O(l)? Do I consider SOLID sodium carbonate to be in aqueous state since

Please check my answer thank you very much for your time Use the information below to answer the question that follows it Area A: Brooklyn Brooklyn is a very heavily populated urban area within commuting distance from Manhattan by subway, bus, or car.

Please check my answer thank you very much for your help Based on the following information below please answer the question that follow. Area A: Brooklyn Brooklyn is a very heavily populated urban area within commuting distance from Manhattan by subway,

75. ## Algebra

The directions to a problem say "write two equivalent expressions for the opposite, or additive inverse, of each polynomial). What is an "additive inverse"? An example problem is: 5x³ - 7x² + 3x -6

76. ## math

Which numberis in the tenths place?

77. ## Case Study/ written report

Plese check this for me thanks any ideas or suggestions that you may have would be great CASE STUDIES Note: For the purpose of this lesson assume that all available dogs are bred to their respective breed standards and possess correct temperament and

78. ## Chemistry

1) Is chalk a mixture or a compound? 2)We say that reactive metals react with acids to give salt + hydrogen gas.Is it necessary to write "dilute acids"?

79. ## regitration

I did register but still cant post a question can you help how I confirm my registration

80. ## vocab

Which words whose meaning is most opposite A-laugh B complain C whine D cry answer D

81. ## vocab

continue vocab 2- bound A tied B released C confirmed D restrained answer B 3- loathed A detested B loved C hated D despised answer B 4 strive A attempt B try C give up D fight for answer C

82. ## Science

Where, in Nevada, is wind energy produced? THANKS!

83. ## literacy

1Who narrates these poems? The Highwayman answer Robert W.service 2-The cremation of Sam McGee answer cap will 3-How I learned English answer

84. ## math

What number is in the tenths place? .72

85. ## math

find the value of y in the modular 11 system. 10+y = 1

86. ## literary

are the characters in the poems or someone outside the poems answers are: 1-The highwayman. inside ' 2-The cremation of Sam McGee. inside 3-HOW I learned English .inside thank you

87. ## Science

Where are the first offshore wind farms being proposed for development in the US? Thank you!

88. ## MATHS

What is 2.816*10^8 to 2 significant figures

89. ## math

Multiply. 1B7twelve x 29twelve

91. ## extra credit

what does this puzzle mean QUARTER QUARTER QUARTER QUARTER

92. ## Science

Do we know the real cost of electrical energy production? Is it unknown? Thank you!

93. ## Romeo and Juliet HELP

What does I sell thee poison. Thou hast sold me none mean? I'm reading act 5 and I'm trying to understand what there saying. I tried to look it up on google but couldn't find anything. Please someone help me thanks.

94. ## Physics

Which force acts opposite of the direction of displacement of the object? I think it would be friction...but could it be spring?

95. ## Confidentiality of health information

Dr. Bob is preparing to operate on sally for an immediately life-threatening condition. Just before he begins the operation, he discovers that she is 17 years old. Her parents, with whom Dr. Bob has never discussed the operation, are in the waiting room of

96. ## geology (science)

Summarize the hydrologic cycle.

97. ## health information

Paula Patient doesn't want her violent boyfriend to know she's gettin an abortaion, so she asks Dr. Bob to send all communications to her to a post office box and to phone her only at work. What should Dr. Bob do, and what is the legal bases for your

98. ## To Cyrus - re Health

Your question has been removed since it is a question that should be answered only by you, your parents, and perhaps your doctor.

99. ## health information

Paula patient's attorney asks Dr. bob for mdical records about Paula's car accident and promises to provide a written authorization from Paula later. Dr. Bob give the attorney paula's entire file, including her records about treatment for HIV. Discuss any

100. ## math

Which set can not reprsent the lengths of the sides of a triangle? a){4,5,6} 2){5,5,11) 3){7,7,12} 4){8,8,8} The coordinates of Point R are (-3,2) and the coordinates of point T are (4,1). What is the length of RT?

101. ## Physics

Double check this for me: A player kicks a football with an initial velocity of 3.00 m/s at an angle of 60.0* above the horizontal. What is the horizontal distance traveled by the football? s = vi*t + (1/2)(a)(t2) 0 = 3sin(30)t + 0.5(-9.8)(t2) t = 0.306

102. ## Accounting

I am very lost on this one can anyone please help me? In this scenario, how would you conduct a stakeholder impact analysis using the stakeholder impact analysis approaches methods: moral standards and 5-question? The mayor of a small seaside town faces a

104. ## Physics-Check

A missile launches at a velocity of 30.0 m/s at an angle of 30.0* to the normal. What is the maximum height the missile attains? (((30)*cos(30))^2)/(2*9.8) )

105. ## AED 200

Read the following scenario: You are a second-grade teacher at Happy Valley Elementary School. You are teaching language arts and social studies. Your classroom of 21 students consists of 7 white students, 5 Latino students, 4 African American students, 3

106. ## physics

thunder is heard 4.5 seconds after the flash of lightning is seen. How far away was the lightning flash and how long did it take for the light to reach him?

107. ## proposal

how to write a proposal

108. ## college

Is there anything unstoppable about the European progression and ramifications for the rest of the world from industrialism to imperialism. Help essay due, no clue where to start - be so kind as to just point me in the right direction - it would be much

109. ## math

Below is a set of at least two related math/science "words" with their letters combined and arranged in alphabetical order. When you successfully unscramble the letters into the component words, there will be can additional word that should be in the set.

Below is a set of at least two related math/science "words" with their letters combined and arranged in alphabetical order. When you successfully unscramble the letters into the component words, there will be can additional word that should be in the set.

111. ## calculus

A lifeguard was staring at a ship in the distance, and watched the smokestack as the ship went out to sea. The lifeguard's eye level is 4 meters above sea level. If the height of the smoke stack above water is 30 meters and the radius of earth is about

112. ## MATH

A bag contains 2 red marbles, 4 green ones, 1 lavender one, 2 yellows, and 6 orange marbles. How many sets of four marbles include all the red ones?

113. ## accounting

indicate whether the following items in a bank reconciliation should be: A)Added to the check book blance B) DEDUCTED FROM THE CHECKBOOK C)added to the bank statement balance D) deducted from the bank statement balance 1) outstanding deposit of 1,200 is

114. ## math

find the value of sin negtive 1 (sin 5pie/6) i put 5pie /6.but it ws wrong can you correct

115. ## math

if 0< theta < 90 and tan theta equals pie3/2, find cos theta.i put 2/pie 7 but i was wrong please correct.

116. ## math

a aquare pyrimid has a volume of 1280 cubic meters. the base side lengths are 16 meters. find the perpendicular height of the pyramid.

117. ## Quicken report

Does anyone know details about quicken investment reports? My investment report suddenly won't work.

118. ## History

Can you please explain to me what these two things mean? I don't even have an idea. Thank you War generally induces patriotic citizens to work harder for less compensation. War also sometimes clears away outdated infrastructure and allows economy-wide

119. ## Types of Business writing

write an email of 6-10 sentences based on the scenario described here. Your boss has asked you to set up a meeting with a client for next week thursday. He wants to meet at the Miami Beach resort on Collins ave. He is taking along an assistant manager to

120. ## communication

How do you analyze and use database in schools?

121. ## Physics: Electricity and Magnetism

Four charges on a rectangle that is 6 cm by 3 cm. All but one of the corners has a positive charge. The magnitudes of the charges are all 8.40e-12 C. What is the net electric field at the center of the rectangle?

122. ## Chemistry

We say that most bases are metal oxides and hydroxides, so an example of a base that is not ana oxide or hydroxide would be aqueous ammonia NH3(aq)?