# Tabby

Most popular questions and responses by Tabby
1. ## chem

should atmospheric pressure increase or decrease as one goes from the beach to the mountains? why?

2. ## physics

An airplane is 5,000 m above an observer and 2.1 km to the west of them and 1.5 km to the north of you. Determine the angle to the plane in the x – y axis and the total distance to the plane from you. Choose the x-axis east, y axis north, and z axis up.

3. ## Anti-ln?!?!

use a calculator to find the anti-ln(-0.049) to the nearest ten thousandth. My calculator doesn't do anti-ln. just ln. Someone helo me please?

4. ## Sum Of Unit Vectors?

write MN as the sum of unit vectors for M(-3/4, 5, 2/3) and N(6, -9, 3/5). Someone help me please?

5. ## Math Linear Inequalities

A rectangular enclosure must have an are of at least 4800yd^2. If 280yd of fencing is used, and the width can not exceed the length, within what limits must the width of the enclosure lie?

6. ## Math/Trig

If the population of rabbits in a certain area is modeled by the function, r=10,000cos(pi/12t)+35,000 where t is the time in months, approximately how many rabbits will there be in August (January is equal to t = 1)?

7. ## scientific notation

Write the number in scientific notation: 0.000375

8. ## Trig

4. Write the equation of the cosine function with an amplitude of 1/3, a period of 2pi, and a phase shift of 3pi/2. 5. Write the equation of the sine function with an amplitude of 4, a period of pi/2, and a phase shift of -pi/4.

9. ## Vectors?

find an ordered pair to represent vector u in u = (3/4)w-2v if vector w = and vector v = How do i do this?

10. ## chemistry

I just can't do this... Two moles of potassium chloride and three moles of oxygen are produced from the decomposition of two moles of potassium chorate. What is the balanced equation? How many moles of oxygen are produced from twelve moles of postassium

11. ## math

you see a distant flash of light and then you hear a thunder clap 2 seconds later. the sound of thunder moves at 343 miles per second how far away is the lighting?

12. ## us history

which of the following best describes an example of how Progressives worked? a) they worked to free businesses from unnecessary government restraint. b) they worked to make government more responsive to people. c) they allowed govenment leaders more

13. ## Algebra

Solve the system 9x-5y=119 18x-10y=238 Double both sides of the first equation and you have 18x-10y =238 which is the same as the second equation. Since the two equations are not independent, there are no unique solutions. Thee are an infinite number of

14. ## Resultant Force?

a force F1 of 35 newtons pulls at an angle of 15 degrees notrth of due east. A force F2 of 75 newtons pulls at an angle of 55 degrees west of due south. Find the magntiude and direction of the resultant force. Please help me - I have no idea what to do or

15. ## Trig/PreCalc

Teach me how to express 5sqrt3 - 5i in polar form please. I don't want you to do the work for me. Just show me the steps I need to do the work properly on my own. Otherwise I will not pass this class or the exam when I enter college, and I do not want to

16. ## English

In the ballad Get Up and Bar The Door does the line "get up and bar the door" act as a stanza or a refrain. Also, do you know of a version that is easy to read?

17. ## Math

A family spends 20% of its monthly income on food, 23% on rent, and 42% on other expenses and saves the balance. If the family saves \$360 per month, is their monthly income \$2,400?

18. ## Chemistry

Can you show me how to do this? 2KClO3 -> 2KCl + 3O2 If 5.0(g) of KClO3 is decomposed , what volume of O2 is produced at STP? 5 g KClO3 = ?? mols. ??mols KClO3 will produce how many mols O2? Use the coefficients in the equation to do this conversion. 1 mol

19. ## Parametric to Rectangular?

find the rectangular eqaution of the curve whose parametric equations are x=5cos2T and y=-sin2T, where 0 is less than/equal to T which is less than/equal to 180

20. ## Algebra

Find the probability of the following five-card poker hands from a 52-card deck. In poker, aces are either high or low. Four of a kind (4 cards of the same value) I keep getting 1/199,920, but that's not one of my options.

21. ## Math/Trig

Which of the following is coterminal with ? A)-237 B)33 C)-33 D)597

22. ## algebra

factor the expression 4xsquared+35x+24 my answer: (4x+3)(x-8) 4x2 +35x+24= 24 = 2x12 24 = 4x6 24 = 8x3***** (4x+3)(X+8) 4X2 + 3X + 32X +24 + 4XSQ. + 35X + 24

23. ## History

Which of the following best explains why the "recall" provision was an important election reform? a) it allows voters to remember what measures are on the ballot. b) it allows for removal of an elected offical from office. c) it allows a vote on a measure

24. ## Math -Urgent!!!

List all the possible rational zeros of f(x)=3x^3-x^2+2x=2. Please help me. I don't understand how to do this. Can someone show me please.

25. ## Polar equations

write the polar eqaution 3 = r cos (theta - 315) in rectangular form.

26. ## Finance/ MAth

find the balance after 15 years of a \$2500 investment earning 5.5% interest compounded continuously Someone show me how to do this, please?!

27. ## Trig

Write the equation of the sine function with an amplitude of 1/7, a period of 2pi, a phase shift of 6pi, and a vertical shift of 10 units up ?

28. ## algebra

How do I do this? What is the probability of rolling a die twice and rolling a 6 the first time and an even number the second time? Is it 1/12, 4/32, 5/32, or Not Given?

29. ## beowulf

What qualities of an Anglo-Saxon leader did both Scyld Scefing and Hrothgar possess?

30. ## art

What is the element which serves as a main idea in an artist’s composition? Is it the subject matter?

31. ## art

How did artistic advancement advance the humanist movement? I have no idea.

32. ## art

What are some similarites and difference between San Vitale and Sant'Apollinaire? I cannot find anything about Sant'Apollinarire.

33. ## algebra

y varies directly with x If x=52 when y=130, find x when y=140 i got 61 x/52 = 140/130 x= 52(140/130) Put 52(140/130) in the google search window.

34. ## Chemistry

Find the number of mL of 4M HNO3 solution required to react with 216g of Ag according to the equation 3Ag+4HNO3->3AgNO3+2H2O

35. ## Nurs

i need to draw a concept map that represents the relationships among the concepts under study for either Middle-range theory, Grand theory, or practice theory. HELP!

36. ## Reiny Damon Bobpursley?

Thanks for reading this! A triangular prism has vertices at A(2,-1,-1) B(2,1,4) C(2,2,-1) D(-1,-1,-1) E(-1,1,4), and F(-1,2,-1)? This question has two parts: 1 - Which image point has the coordinates (-3,2,1) after a translation using the vector I'm

37. ## Vectors?

Find an ordered triple to represent vector x in x = -6z+1/4y if vector y= and vector z = Please and thank you. Multiple Choice: a) b) c) d)

38. ## Trig/Math

2. f(x) = 1/4 cos(1/2 x + pi/2). Find the amplitude, period, and phase shift of the function. 3. f(x) = -cos(3x + pi). Find the amplitude, period, and phase shift of the function.

39. ## Trig

2.Graph f(x) = 1/4 cos(1/2 x + pi/2). Find the amplitude, period, and phase shift of the function. 3. Graph f(x) = -cos(3x + pi). Find the amplitude, period, and phase shift of the function.

40. ## Employment skills

What does the public employment office do?

41. ## economics

If something happens and foreign consumers begin to buy more goods and services made in the United States, everything else held constant, what do you predict will happen to aggregate demand? I think it will move to the left.

43. ## art history

Which of the following structure is indigenous in China? >pagodas >obelisks >mastabas or >totem poles? I think the answer is totem poles.

44. ## chemistry

I don't know how to do this How many moles of water can be made from 4 moles of oxygen gas and 16 moles of hydrogen gas? What is the limiting reagent? Write the balanced equation. 2H2 + O2 ==> 2H2O 2 mols H2 + 1 mol O2 will produce 2 mol H2O. So 16 mols H2

45. ## Rational Forms

List all the possible rational zeros of f(x)=3x^3-x^2+2x=2. Please help me. I don't understand how to do this. Can someone show me please.

46. ## Help W/ Definite Integrals

Evaluate the definite integral of (4x^3-x^2+2) from 5 to 2. Can someone please explain what I'm being asked to do? My book is not clear on this concept.

47. ## Vertices - Reflections&Tranlations?

Thanks for reading this! A triangular prism has vertices at A(2,-1,-1) B(2,1,4) C(2,2,-1) D(-1,-1,-1) E(-1,1,4), and F(-1,2,-1)? This question has two parts: 1 - Which image point has the coordinates (-3,2,1) after a translation using the vector I'm

48. ## Exponential Functions?!

solve 9^(2x-3) > 4. Round your answer to the nearest hundredth. The part in parenthesis is up at top like an exponent. I dont' know how to do this. Please help me.

49. ## Hyperbolas

Find the equation of the hyperbola whose vertices are at (-1,-5) and (-1,1) with a focus at (-1,-7). Please and thank you.

50. ## rational exponents

express the third root of(8a^3y^5) using rational exponents. Please show your work!

51. ## distance formula

I need to find the distance between two points, (6,-3) and (-1,4). d = sqrt[(x2-x1)^2 + (y2-y1)^2)] I got that down to the sqrt of 98, which is the decimal 9.899494937, approximated at 9.9. Is this the right answer?

52. ## trig/precalc

a car's flywheel has a timing mark on it's outer edge. the height of the timing mark on the rotating flywheel is given by y=3.55sin[x - (pi/4)]. graph one full cycle of this function. I was not taught how to graph a function like this, only the simple y=

53. ## Math

If sinθ=1/5 and θ is in Quadrant I, find the exact value of sin2θ.

54. ## Math/Trig

Given A=56degrees, C=61degrees, and b=10.5, solve triangle ABC. If no triangle exists, explain why. If two solutions exist, write both. Round your answer to the nearest tenth

55. ## Trig/Math

Write the equation of the cosine function with an amplitude of 1, a period of 3pi/7, a phase shift of -pi/5, and a vertical shift of 2 units down.

56. ## Math/Trig

Write the sine function with an amplitude of 1/4, a period of 3pi, phase shift of pi4 to the right, and a vertical shift of 4 units down.

57. ## Math/Triggg

Determine sinx tanx-sinx=0 for 0≤ x < 360°.

58. ## trig

Write the equation of the sine function with an amplitude of, a period of, a phase shift of, and a vertical shift of 10 units up.

59. ## algebra

Find the slope f it exists x=-4 M=

60. ## algebra

solve by the elimination method 3r - 7s=-29 7r + 3x =29

61. ## english poetry

The poem Tyger Tyger What is it about? thanks tabby xx

62. ## Employment skills

We all have basic needs (food, shelter) and several wants (car, friends, nice clothes). How do human needs and wants relate to employment? Explain 3 ways in which work affects an individual's way of life.

63. ## english

I am suppose to come up three meaningful catergories for the topic; hairstlyes. What would be an example of one of these?

64. ## english

What are expository writing purposes? For example, I have to write 2 expository writing purposes on a historical figure.

65. ## art

Which artist was least successful in his lifetime? Rembrandt, De la Tour, Rubeens, or Vermeer? I think it was Vermeer.

66. ## economics

On the aggregate demand graph if aggregate demand increases does the bar move left or right?

67. ## economics

Which federal agency is responsible for managing inflation? The Department of Housing and Urban Development, The World Trade Organization, or The International Monetary Foundation? I think it is The World Trade Organization.

68. ## economics

Do monopolies usually tend to result in higher prices, lower quality, fewer choices, or all of the above. I think it's higher prices.

69. ## algebra

What is the formula for tan? For example tan N. Is it the opposite angle/hypotneuse? What about sin and cosine?

70. ## algebra

How do I do this? What is the probability of rolling a die twice and rolling a 6 the first time and an even number the second time? Is it 1/12, 4/32, 5/32, or Not Given?

71. ## algebra

How do I solve inequalities? For example a+15>27. a.) a>42 b.) a>13 c.) a>12 d.) not given.

72. ## politics

How many years does each Governor serve? Is it 5 years?

73. ## economics

What does internalizing an externality mean?

74. ## algebra

a and b are both the lengths of the legs of a right triangle, c is the length of the hypotenuse. Find the missing length if b=24 and c=25. I don't know how to do this.

75. ## algebra

Which one is greater 5/6 or 8/9? I think it's 8/9.

76. ## history

What did the Britons and Gauls have in common?

77. ## art

I know the Chartes Cathedral is an example of the "High Gothic" style, but how is it not an example?

78. ## Science

In meiosis what is nondisjunction? http://www.onelook.com/?w=nondisjunction&ls=a

79. ## Poetry

What does "To be great is to be misunderstood" by Emerson mean exactly? I think he meant something along the lines of this: In 1920 in London, at a conference of the world's greatest physicists...someone remarked to Einstein that only three men understood

80. ## algebra

evaluate the expression for the given value of the variable. 4(3h-6)-3(4h+5)/6+h ; h=-3 i think it's -37 I believe you made a mistake somewhere. Check your steps. 4[3(-3)-6]-3[4(-3)+5] --------------------- 6-3 Let's do the top, first. 4[-9-6]-3[-12+5]

81. ## LINEAR EQUATIONS

how do i solve this: y = -2x +4

82. ## Math - Urgent!!!

Write the equation of the hyperbola for which the length of the transverse axis is 6 units long anf the foci are at (0,5) and (0,-5). Someone please help me with this question. Thanks in advance.

83. ## Evaluating Limits

Evaluate lim x/((x+2)^2 - 4) as x-> 0 or state that the limit does not exist. My book said I can substitute 0 into the equation. I did that and came up with ____0_____ (0+2)^2 -4 which simplifies down to ___0___ which = _0_ which = _0_ = 0. 2^2 - 4 4-4 0

84. ## Polar equations - Help?

i need to graph the polar equation 2 = r cos (theta + 180) on one of the graphs that looks like a flattened globe. So far I have 2=r cos180 costheta + r sin180 sintheta what do i do now?

85. ## Polar Equations

I am supposed to identify the classical curve that is represented by r = 1 + sin Theta. I think it's a cardioid, because its equation is r = 1 + 1 sin theta (r = a + a sin theta). Is this correct?

87. ## Math/Trigonometry

1. Solve: 2 cos² x - 3 cos x + 1 = 0 for 0 ≤ x < 2pi. 2. Solve: 2 sin x - 1 = 0 for 0° ≤ x < 360° 3. Solve: sin² x = cos² x for 0° ≤ x < 360° 4. Solve: sin x - 2sin x cos x = 0 for 0 ≤ x < 2pi.

88. ## Trig/Math

3. f(x)=1/3sin(2/3x-π/4)+4 Find the amplitude, period, phase shift, and vertical shift of the function please.

90. ## Math/Trig

State the amplitude, period, phase shift, and vertical shift of f(x)=-1/4sin(6x+2pi)+9

91. ## Trig, Math

State the amplitude, period, phase shift, and vertical shift of f(x)=2cos(1/2x-pi/6)-1/3

92. ## Trigonometry

Find the area of a sector, given a central angle of 240degrees and a radius of 15 cm. Round your answer to the nearest tenth.

93. ## algebra

solve by the elimination method 3r - 7s=-29 7r + 3x =29

94. ## Economics.

I need some help please. I am trying to find some resources to help me with this does anyone know of a good article or website? What are the psoitive or negative expernalities of the food service industry?

95. ## english

I need an example of a research report for me to look at. I have to answer questions about one and I'm having trouble.

96. ## art

The statement "form follows function" means function over form, form over function, form and function together, or function under form. I think it is form over function.

97. ## english

What is AAABBB organization?

98. ## economics

Decreasing the money supply involves which type of economic policy? I think it is Monetary policy.

99. ## art

Which phrase best describes the style of Rodin's sculptures? psychological and unfinished, Neo-Classical yet light-hearted, unfinished and light-hearted, unfinished yet polished? I think it is unfinished and light-hearted.