# Tabby

Most popular questions and responses by Tabby-
## chem

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

*asked on October 21, 2008* -
## 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.

*asked on May 13, 2014* -
## 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?

*asked on April 21, 2012* -
## 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?

*asked on April 22, 2012* -
## 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?

*asked on August 8, 2017* -
## 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)?

*asked on January 4, 2011* -
## scientific notation

Write the number in scientific notation: 0.000375

*asked on November 20, 2007* -
## 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.

*asked on January 10, 2011* -
## 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?

*asked on April 22, 2012* -
## 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

*asked on January 15, 2007* -
## 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?

*asked on April 8, 2009* -
## 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

*asked on December 14, 2006* -
## 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

*asked on December 14, 2006* -
## 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

*asked on April 23, 2012* -
## 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

*asked on April 13, 2012* -
## 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?

*asked on November 29, 2007* -
## 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?

*asked on October 9, 2007* -
## 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

*asked on January 10, 2007* -
## 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

*asked on April 22, 2012* -
## 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.

*asked on October 6, 2008* -
## Math/Trig

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

*asked on January 4, 2011* -
## 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

*asked on December 14, 2006* -
## 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

*asked on December 14, 2006* -
## 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.

*asked on April 29, 2012* -
## Polar equations

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

*asked on April 20, 2012* -
## 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?!

*asked on April 19, 2012* -
## 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 ?

*asked on January 3, 2011* -
## 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?

*asked on December 6, 2007* -
## beowulf

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

*asked on November 27, 2007* -
## art

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

*asked on November 24, 2007* -
## art

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

*asked on November 15, 2007* -
## art

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

*asked on November 15, 2007* -
## 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.

*asked on December 14, 2006* -
## 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

*asked on May 17, 2016* -
## 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!

*asked on February 10, 2013* -
## 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

*asked on April 27, 2012* -
## 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)

*asked on April 22, 2012* -
## 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.

*asked on January 10, 2011* -
## 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.

*asked on January 10, 2011* -
## Employment skills

What does the public employment office do?

*asked on April 25, 2008* -
## 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.

*asked on December 13, 2007* -
## art

How was artistic advancement able to advance the humanistic movement?

*asked on November 16, 2007* -
## art history

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

*asked on October 30, 2007* -
## 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

*asked on January 15, 2007* -
## 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.

*asked on April 29, 2012* -
## 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.

*asked on April 29, 2012* -
## 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

*asked on April 28, 2012* -
## 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.

*asked on April 21, 2012* -
## 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.

*asked on April 21, 2012* -
## rational exponents

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

*asked on April 20, 2012* -
## 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?

*asked on April 20, 2012* -
## 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=

*asked on April 10, 2012* -
## Math

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

*asked on January 12, 2011* -
## 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

*asked on January 12, 2011* -
## 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.

*asked on January 10, 2011* -
## 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.

*asked on January 4, 2011* -
## Math/Triggg

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

*asked on January 4, 2011* -
## 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.

*asked on January 3, 2011* -
## algebra

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

*asked on September 8, 2009* -
## algebra

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

*asked on September 8, 2009* -
## english poetry

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

*asked on October 25, 2008* -
## 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.

*asked on April 25, 2008* -
## english

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

*asked on December 16, 2007* -
## english

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

*asked on December 16, 2007* -
## art

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

*asked on December 16, 2007* -
## economics

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

*asked on December 16, 2007* -
## 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.

*asked on December 13, 2007* -
## 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.

*asked on December 12, 2007* -
## algebra

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

*asked on December 10, 2007* -
## 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?

*asked on December 6, 2007* -
## algebra

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

*asked on December 5, 2007* -
## politics

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

*asked on December 5, 2007* -
## economics

What does internalizing an externality mean?

*asked on December 4, 2007* -
## 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.

*asked on December 4, 2007* -
## algebra

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

*asked on December 4, 2007* -
## history

What did the Britons and Gauls have in common?

*asked on November 28, 2007* -
## art

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

*asked on November 15, 2007* -
## Science

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

*asked on May 21, 2007* -
## 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

*asked on January 28, 2007* -
## 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]

*asked on December 14, 2006* -
## LINEAR EQUATIONS

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

*asked on February 7, 2014* -
## 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.

*asked on April 30, 2012* -
## 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

*asked on April 27, 2012* -
## 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?

*asked on April 20, 2012* -
## 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?

*asked on April 20, 2012* -
## Trig/Precalc

solve 6=e^0.2t Round your answer to the nearest hundredth Someone please help me - I don't understand this problem at all!

*asked on April 19, 2012* -
## 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.

*asked on January 12, 2011* -
## 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.

*asked on January 11, 2011* -
## Math/Trig

Convert 2pi/3 radians into degrees please

*asked on January 4, 2011* -
## Math/Trig

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

*asked on January 4, 2011* -
## Trig, Math

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

*asked on January 4, 2011* -
## 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.

*asked on January 4, 2011* -
## algebra

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

*asked on September 8, 2009* -
## 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?

*asked on January 11, 2009* -
## 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.

*asked on December 19, 2007* -
## 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.

*asked on December 19, 2007* -
## english

What is AAABBB organization?

*asked on December 17, 2007* -
## economics

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

*asked on December 13, 2007* -
## 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.

*asked on December 13, 2007* -
## art

Who invented the ready-made?

*asked on December 12, 2007*

## Pages

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