Thursday

February 11, 2016
Total # Posts: 87

**Math**

Why are shapes that are not closed not a real shape
*March 10, 2015*

**Montclair**

20 + 5 * (? + 6) - 12 / 2 = 64
*October 2, 2014*

**math**

Hi, there is a problem on my math book that has been giving me headaches. That's why I'm looking for help. The problem is: Given z and w, two complex numbers such as |z+w|=|z-w|, prove that Arg z - arg w = plusminus (pi/2)
*May 12, 2014*

**algebra 2**

Solve system of equations.Describe each step if your solution. W+X+Y+Z=2 2W-X+2y-Z=1 -W+2x-y+2z=-2 3w+x+y-Z=5 Please help I only know how to do this with 3 equations.
*October 16, 2013*

**Math**

I don't know
*May 20, 2013*

**physics**

Stil wl b veloct of me nd -9.8m/s^2 for force of gravity
*April 22, 2013*

**chemistry**

name of the following compound: ch2-ch3 / ch3-ch2-ch-ch2-ch2-ch=ch-ch3
*March 9, 2013*

**Physics**

A horizontal spring is lying on a frictionless surface. One end of the spring is attaches to a wall while the other end is connected to a movable object. The spring and object are compressed by 0.076 m, released from rest, and subsequently oscillate back and forth with an ...
*March 4, 2013*

**Visual Basic (Computer Programming)**

ALGORITHM EXERCISES 1. Wilma Peterson is paid by the hour. She would like a program that both calculates and displays her weekly gross pay. For this exercise, you do not need to worry about overtime pay, as Wilma never works more than 40 hours in a week. Desk-check your ...
*January 16, 2013*

**Trigonometry**

IM STUCK ON THESE :( 1. What is the equation for shifting the standard sine curve +2 units horizontally? A. y = sin (x + 2) B. y = sin x + 2 C. y = sin x − 2 D. y = sin (x − 2) 3. What is tan-¹ √3/3 ? A. π/4 B. -π/3 C. π/6 D. -π/4 4. ...
*December 10, 2012*

**Trigonometry**

QUESTIONS IM STUCK ON 6. Change -4√2 - 4√2 to trigonometric form A. 32 cis 135° B. 8 cis 225° C. 8 cis 45° D. 32 cis 45° 7. Simplify (2 cis 100°)7. A. 2 cis 700° B. 128 cis 280° C. 128 cis 340° D. 2 cis 340° 9. Simplify 12(cos52&...
*December 4, 2012*

**Trigonometry**

thank you so much, i just missed a lot of school in the past month and im trying to catch up
*December 4, 2012*

**Algeba II**

3x^2+4x^2-7x+2
*December 3, 2012*

**Trigonometry**

1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 <----------- B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 <...
*December 3, 2012*

**Trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) <---------- B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0....
*December 3, 2012*

**Trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + ...
*December 2, 2012*

**Trigonometry**

1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 D. 17 3. Resolve the ...
*December 2, 2012*

**trigonometry**

1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 D. 17 3. Resolve the ...
*November 28, 2012*

**trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + ...
*November 28, 2012*

**trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + ...
*November 28, 2012*

**Math**

can you please do them all? pleaseeeeeee
*November 28, 2012*

**Math**

1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 D. 17 3. Resolve the ...
*November 28, 2012*

**math**

the scle drawing of a close is 3 inches wide by 4.2 inches long. the original closet is 10 feet wide. how long is the original closet in feet? how long is the original closet in yards?
*November 4, 2012*

**statistics**

A student is taking a multiple choice test where each question have 5 possible answers of which only one is right. If the student knows the answer the student answers correctly, otherwise there is a 20% probability of correct answer. Assume the student knows 70% of the ...
*September 12, 2012*

**Physics**

A 1.2 kg block is attached to a horizontal 23 N/m spring and resting on a frictionless horizontal surface. The block is set oscillating with amplitude 10 cm and phase constant – π/2. A 2nd block with mass 0.8 kg moving at 1.7 m/s collides inelastically (the blocks ...
*May 24, 2012*

**science**

0.06 m/s
*May 8, 2012*

**Chemistry**

What is the Net Ionic Reaction for NaOH(aq) + H2SO4(aq)-->
*May 8, 2012*

**spanish**

mi madastra
*February 9, 2012*

**spanish **

need to unscramble these letters amiaramtdrs
*February 9, 2012*

**Physics**

H=h+(d^2)/h
*October 17, 2011*

**density acrostic poem**

ugiyftudutf
*May 28, 2011*

**math**

rectangle
*February 22, 2011*

**math**

a container has volume 1m cubed the lenght of the container is 200cm. list all the possible dimensions of the container. each dimension is whole number of cm.
*February 22, 2011*

**Physical science**

It corect
*February 7, 2011*

**Math**

what is the fractoin of four and four tenths
*January 15, 2011*

**physycs**

A hockey player skates down the ice at an angle of 34° to a line crossing the width of the rink. If he skates 14 m, how far has he travelled down the length of the ice toward the goal?
*January 14, 2011*

**Math**

what is the fraction of four and five tenths
*January 12, 2011*

**6th grade**

who ordered the great sphinx to be built
*December 5, 2010*

**US GOVERMENT**

When was the colony establised in America this is ref to Delaware.
*November 5, 2010*

**US GOVERMENT**

REF TO DELAWARE, WHO WAS FOUNDER OF THE COLONY
*November 5, 2010*

**SOCIAL STUDIES**

who ordered the great sphinx to be built
*October 31, 2010*

**SOCIAL STUDIES**

WHAT DOES REGION PHYSICAL MEANS?
*October 5, 2010*

**SOCIAL STUDIES**

WHAT DOES REGION PHYSICAL MEANS?
*October 5, 2010*

**science**

How do scientists often name ecosystems
*September 27, 2010*

**5th grade science**

How could you change an object's volume without changing it's mass?
*September 9, 2010*

**social studies**

This region of the U.S. is the largest in area?
*August 31, 2010*

**social studies**

What region produces more corn?
*August 31, 2010*

**social studies**

Big Ben national park is in what region?
*August 31, 2010*

**social studies**

Baton Rouge and New Orleans are in what region?
*August 31, 2010*

**social studies**

Some of countrys highest mountains are in what region?
*August 31, 2010*

**social studies**

The nations largest city, N.Y. City is located in this region?
*August 31, 2010*

**social studies**

The Grand Canyon is in what region?
*August 31, 2010*

**5th grade**

This region is divided into 2 smaller regions-New England and the Mid atlantic states?
*August 31, 2010*

**Physics**

You have entered a contest in which the contestants drop a marble with mass 27.0g from the roof of a building onto a small target 23.0m below.From uncertainty considerations, what is the typical distance by which you will miss the target, given that you aim with the highest ...
*July 11, 2010*

**math**

what is the inverse of g(x)= 2/3x+4?
*June 10, 2010*

**finance**

Find the price of a bond with a face value of $12,500 that pays an annual coupon of $750 for a period of 11 years. The discount rate is 8% pa. Give your answer in dollars and cents to the nearest cent.
*May 30, 2010*

**accounting**

P13-4A The following financial information is for Inca Company. INCA COMPANY Balance Sheets December 31 Assets 2007 2006 Cash $ 70,000 $ 65,000 Short-term investments 55,000 40,000 Receivables 104,000 90,000 Inventories 230,000 125,000 Prepaid expenses 25,000 23,000 Land 130,...
*May 9, 2010*

**economics**

Thank you
*April 8, 2010*

**economics**

When I click on the link where exactly do I go?
*April 8, 2010*

**economics**

What firm dominates the U.S. beer industry? What demand and supply factors have contributed to "fewness" in this industry?
*April 8, 2010*

**economics**

Yes I do
*April 8, 2010*

**economics**

Nothing really
*April 8, 2010*

**economics**

Help me answer the question is full detail if possible
*April 8, 2010*

**economics**

Why is there so much advertising in monopolistic competition and oligopoly? How does such advertising help consumers and promote efficiency? Why might it be excessive at times?
*April 8, 2010*

**econimics**

I do not understand much that's why I have come this site
*April 8, 2010*

**econimics**

Can you assist me in answering this question if possible
*April 8, 2010*

**econimics**

Why might price collusion occur in oligopolistic industries? Assess the economic desirability of collusive pricing. What the main obstacles to collusion? Speculate as to why price leadership is legal in the United States, whereas price fixing is not.
*April 8, 2010*

**econmics**

That's how the question is written in the textbook
*April 8, 2010*

**econmics**

Why do oligarchy exist? List five or six oligopolists whose products you own or regularly purchase. What distinguishes oilgopoly from monopolistic competition?
*April 8, 2010*

**economics**

How does monopolistic competition differ from pure competition in its basic characteristics? From pure monopoly? Explain fully what product differentiation may involve. Explain how the entry of firms into its industry affects the demand curve facing a monopolistic competitor ...
*April 8, 2010*

**espaĆ±ol**

el guion teatral para que sirve
*February 9, 2010*

**sicence**

how are chemicals and physicals weathering affect
*February 9, 2010*

**physics**

1.34
*September 16, 2009*

**Algebra 1**

-3y+4=8y-4+6y
*October 12, 2008*

**ENGLISH**

these are idioms explain what each means 1.burnign the candle on both ends. 2.by the skin of your teeth also this metaphor..exlain 1.perception is reality
*September 24, 2008*

**english**

these are idioms i need to know what they are explain 1.Burning the candle on both ends. 2.by the skin of your teeth
*September 24, 2008*

**english**

ok thank you
*September 24, 2008*

**english**

these are similies i need to know what they mean...explain 1.as blind as a bat 2.as common as dirt
*September 24, 2008*

**english**

wut's a goon to a goblin??
*September 18, 2008*

**Geometry**

If I know the number of sides of a regular polynomial(10), how do I find the exterior and interior angles?
*January 13, 2008*

**Geometry**

How do I find the number of sides a regular polygon has if I only know te measure of the exterior angle, such as 40 degrees?
*January 13, 2008*

**COMMUNITCATION**

EXAMPLES OF A COMPOSED POSITIVE MESSAGE
*November 2, 2007*

**physics**

I don't know
*April 13, 2007*

**physics**

cyndi used 1/4 because of this: KErotational=1/2IW^2 =1/2(1/2mr^2)(V/r)^2 =1/2(1/2mr^2)(V^2/r^2) =1/4mV^2 as you can see the radii cancel and the 1/2's multiply together to make 1/4
*January 29, 2007*

**Science**

What steps do you think can be taken to reduce the harmful effects of human activities on biogeochemical cycles? Which businesses would these changes impact the most?
*December 7, 2006*

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