# Tabby

Popular questions and responses by Tabby
1. ## Math/Trig

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

2. ## Polar equations

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

3. ## chem

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

4. ## 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?

5. ## 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?

6. ## 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.

7. ## 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 ?

8. ## 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.

9. ## Trig

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

10. ## 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.

11. ## 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)?

12. ## 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.

13. ## 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.

14. ## art

Why were there fewer patrons in Northern Europe than in Italy?

15. ## scientific notation

Write the number in scientific notation: 0.000375

16. ## Chemistry

Antacids are taken to relieve heartburn or indigestion caused by excess stomach acid. The active ingredients vary depending on the brand, but all contain bases. Each Alka-Seltzer(R) tablet contains 1.916 g of the active ingredient sodium bicarbonate

17. ## 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!

18. ## 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. ## 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=

21. ## 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.

22. ## Trig/Math

f(x)=1/3sin(2/3x-π/4)+4 Find the amplitude, period, phase shift, and vertical shift of the function. Amplitude:1/3 Period:?????? Phase Shift:??????? Vertical Shift:+4 Please Help ?

23. ## 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.

24. ## english poetry

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

25. ## art

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

26. ## economics

Will buying bonds decrease the money supply?

27. ## 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.

28. ## art

"Formalism" has two other names, one is "Structurism." Is the other "Rationalism?"

30. ## art

Which painter would take everyday subjects and placed them in bizarre situations? Was it Sigmund Freud, Joan Miro, Rene Magritte, or Yves Tanguy? I think it was Rene Margritte.

31. ## 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.

32. ## economics

If businesses believe consumption will increase six months from now, everything else held constant, and they begin to increase investment, what do you predict will happen to aggregate demand? I think it will move to the left.

34. ## algebra

Find all the zeroes of the equation. -3x^4+27x^2+1200=0 Use quadratic formula and show all work.

35. ## Algebra

Find all the series of the equation. -3x^4+27x^2+1200=0 Use quadratic formula and show all work.

36. ## 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?

37. ## 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

38. ## 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.

39. ## Biology Help

Describe how a monomer is the basic unit of all macromolecules. Thank you! :)

40. ## LINEAR EQUATIONS

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

42. ## 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.

43. ## 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.

44. ## 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.

45. ## 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

46. ## 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

47. ## Reiny or Damon or Bobpursley

Express the series 11 + 18 + 27 +...+ 171 using sigma notation. Usually you would take 27-18 and that's the step between numbers, right? (I think its the k-value?) But 27-18=9 and 18-11=7. Are we stepping by k+2 here? Like k, k+2 k+4, k+6...? Please help

48. ## 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

49. ## 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

50. ## 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?

51. ## 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)

52. ## 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.

53. ## 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.

54. ## rational exponents

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

55. ## bobpursley

write the equation of the ellipse with foci at (0, -sqrt3) and (0, sqrt 3) and for which 2a=4 i've done this befoe, but with squareroots as endpoints. and if 2a=4, a=2, right? Please help me.

56. ## 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?

57. ## 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?

58. ## 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?

59. ## 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?!

61. ## Trig?Precalc

write the rectangular equation x^2+y^2=6 in polar form. I do not want people to just post the answer! Please, show your work so that I can understand how to do these kinds of problems myself! Thank you and God Bless!

62. ## 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

63. ## Math

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

64. ## 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

65. ## Trig/Math

f(x)=1/3sin(2/3x-π/4)+4 Find the amplitude, period, phase shift, and vertical shift of the function. Amplitude:1/3 Period:?????? Phase Shift:??????? Vertical Shift:+4 Please Help ?

66. ## 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.

67. ## 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.

68. ## Math/Trig

Determine the period of the function: f(x)=3sin1/2x+2

69. ## Math/Trig

Find two exact values of sin(cos­­ˉ¹ √5/6)

71. ## Math/Trig

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

72. ## Trig, Math

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

73. ## 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.

74. ## Math/Triggg

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

75. ## 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.

76. ## algebra

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

77. ## algebra

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

78. ## algebra

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

79. ## 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?

80. ## grammar

The antecedent in the following sentence is students: Students in online classes have to be organized to keep up with their assignments.

81. ## 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?

82. ## Employment skills

What does the public employment office do?

83. ## 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.

84. ## 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.

85. ## 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.

86. ## english

What are "limiting words?"

87. ## english

What is AAABBB organization?

88. ## english

What would be an opinion that could be used as a topic sentence for a single persuasive paragraph about Photography?

89. ## english

I'm suppose to indicate whether glass, steel, and wood are considered meaningful or not meaningful. I'm really not sure what this means. I'm going to guess, meaningful.

90. ## english

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

91. ## economics

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

92. ## english

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

93. ## art

Why were there fewer patrons in Northern Europe than in Italy?

94. ## economics

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

95. ## 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.

96. ## economics

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

97. ## english

I have to write a paragraph about a vacation spot using order of importance and I have no idea where to begin. Can someone help me start?

98. ## 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.

99. ## art

How do we know that the woman in "Portrait of a Lady" was a member of the upper class?