Sunday

July 5, 2015

July 5, 2015

Total # Posts: 82,672

**furthe math**

find the gradent of the lind parallel to the line whose gradent is -3
*June 16, 2015*

**mathematics**

Find I. Choose the correct answer. Amount Financed (m) = $1,400 Number of Payments per year (y) = 12 Number of Payments (n) = 24 Total Interest (c) = $200.50
*June 16, 2015*

**mathematics**

Jane Investor purchased a $10,000 bond at 90. The annual interest is 5%. What was the cost of the bond? What was the annual interest? What is the yield (to the nearest tenth of a percent)?
*June 16, 2015*

**mathematics**

Oaktree Transportation Corporation has 75,000 shares of stock outstanding. What would the dividend per share of stock be from a dividend declaration of $102,750? How many shares of stock does Jody Nichols hold if her share of the dividend is $20.55?
*June 16, 2015*

**mathematics**

Lily Adams purchased a $1,000 bond at 70. The bond pays 4% What was the cost of the bond? What was the annual interest? What is the yield (to the nearest tenth of a percent)? (please only post of you know answer or at least will tell me how to get the answers on my own/ tell ...
*June 16, 2015*

**english**

anguage that is important to the story and exact dialogue that is important to the message or tone makes: sharing the book difficult for the teacher. for a poor choice to share with young children. a story better when acted out with puppets instead of read. a story better when...
*June 16, 2015*

**MATH**

A theater puts on a play and it's overhead is $750. It will charge adult's $5 per ticket and students $3 per ticket. The theater holds 200 people. What is the maximum profit? (How many adult tickets will be sold and how many student tickets will be sold?)
*June 16, 2015*

**math**

the billions period has three different even digits whose sum is 12. each of the other places is occupied by 8. what is the number?
*June 16, 2015*

**science**

20c
*June 16, 2015*

**geography**

suva
*June 16, 2015*

**math**

in a booster club, 1/8 of the members are men. How many male members are in the club.
*June 15, 2015*

**math 4**

For the spinner above, the probability of landing on black is 1/2, and the probability of landing on red is 1/3, Suppose it is spun three times. What is the probability it will land on black all three times? ansewrs
*June 15, 2015*

**calculus**

Find the distance, in feet, a particle travels in its first 4 seconds of travel, if it moves according to the velocity equation v(t)= −t2 + 4 (in feet/sec).
*June 15, 2015*

**calculus**

A girls throws a tennis ball straight into the air with a velocity of 64 feet/sec. If acceleration due to gravity is −32 ft/sec2, how many seconds after it leaves the girl's hand will it take the ball to reach its highest point? Assume the position at time t = 0 is 0...
*June 15, 2015*

**calc**

The base of a solid in the region bounded by the graphs of y = e^-x y = 0, and x = 0, and x = 1. Cross sections of the solid perpendicular to the x-axis are semicircles. What is the volume, in cubic units, of the solid?
*June 15, 2015*

**Chem**

A mixture of 5.00 g of sodium carbonate, Na2CO3 and sodium hydrogen carbonate, NaHCO3 is heated. The loss in mass is 0.31 g. Sodium carbonate does not decompose on heating. Calculate the percentage by mass of sodium carbonate in the mixture.
*June 14, 2015*

**geometry**

What is the surface area of a cylindrical ring if its outside diameter is 16 mm and its inside diameter is 10 mm? Round your answer to the nearest whole number. A. 92 mm^2 B. 118 mm^2 C. 123 mm^2 D. 385 mm^2 I thought it was C. 123 mm^2. However that is not correct, I got it ...
*June 14, 2015*

**math**

using Rolles theorem to see if it can be applied to f. If so, find all numbers c such that f`(c)=0 f(x)=sin(x)+cos(x) interval [0,2pi]
*June 14, 2015*

**calc**

Find the velocity, v(t), for an object moving along the x-axis if the acceleration, a(t), is a(t) = cos(t) − sin(t) and v(0) = 3.
*June 14, 2015*

**Government **

Can what happened with Hurricane Katrina be prevented from happening again or is it an inherent consequence of shared power?
*June 14, 2015*

**Social Studies**

The Jamestown Colony
*June 14, 2015*

**Social Studies**

Why did most major northeastern cities in the United States develop along the coast? Need help A.S.A.P
*June 14, 2015*

**mth 125**

Janet Jones borrowed $3,000 on 90-day 12 percent note. Janet paid $250 toward the note on day 35. On day 80 she paid an additional $400. Using the U.S. Rule, her adjusted balance after her first payment is
*June 14, 2015*

**geometry**

One advantage of the prismoidal formula is that you can use it to a) calculate precise volumes of all prismoids b)calculate both volume and surface area c)determine volumes of figures that are not prismoids d)estimate the volume of solids that are combinations of other solids ...
*June 14, 2015*

**Social Studies**

THXS
*June 14, 2015*

**Social Studies**

Need help A.S.A.P
*June 14, 2015*

**Social Studies**

what was the cause of the velvet revolution?
*June 14, 2015*

**geometry**

Observer on ground is x meters from base of launch pad of rocket, which is at same level as observer. Rocket takes off vertically, observer sees tip at angle q degrees from the horizontal. How far above the ground is the tip of the rocket at that instant? Assume the ground is ...
*June 14, 2015*

**Physical sciences**

Which liquid has the lowest boiling point and why?
*June 14, 2015*

**calc**

Find the number a such that the line x = a divides the region bounded by the curves x = y^2 − 1 and the y-axis into 2 regions with equal area. Give your answer correct to 3 decimal places.
*June 13, 2015*

**Pre-Calculus **

Can someone please help me with this question? Show that x=a cos t+h, y=b sin t+k; 0<t<2pi (greater than and EQUAL to) are parametric equations of an ellipse with center (h,k) and axes of lengths 2a and 2b. Thank you so much!
*June 13, 2015*

**Business Studies**

What are some examples of Australian small-medium enterprises?
*June 13, 2015*

**sTATISTICS**

Give examples of each of the aforementioned events.
*June 12, 2015*

**math**

9a^-1/4
*June 12, 2015*

**math**

what is the answer to this question? I just want to double check my answer that I wrote on a test? (3a)^1/2 x (3a)^-1/2
*June 12, 2015*

**Physics - Dynamics**

Odd wording. You give the friction force (mu*mg) then ask about an applied "friction" force. Applied frorce+ friction= ma applied force+mg*mu=ma applied force=m(-6-9.8*.85) now for stopping distance: vf^2=vi^2+2 a d 0=25^2+2(-6.0)(d) solve for d.
*June 12, 2015*

**unique national comprehensive college**

If it has passed its elastic limit, it cannot be predicted.
*June 12, 2015*

**biogloy**

What does it take to be a living organism? Living things share 8 characteristics that are listed in Chapter 1 of your textbook on page 19. Think of an organism or cell in which all 8 characteristics are not obvious. For example, coral looks like it does not move, red blood ...
*June 11, 2015*

**Calculus**

Find the integral of x/cos^2(x^2)dx The answer is 1/2 tan (x^2) + C. Where does the 1/2 come from?
*June 11, 2015*

**physics**

PV/T = P'V'/T'
*June 11, 2015*

**math**

how do you do this question (3^-3 + 3^-4)/3^-5
*June 11, 2015*

**science**

after starting from rest, a car acceleraters uniformly 1.2 m/s^2 for 20 s. it then continues driving at a constant velocity for 19s longer. what is the average velocity for 39 s ?
*June 11, 2015*

**Chemistry**

Can someone help me with these two questions? Thank you! a.) Describe (give instructions) how you would prepare 7.00 L of 0.750 M K2CrO4 from a 2.25 M K2Cro4 stock solution b.) A stock solution containing Ba2+ ions was prepared by dissolving 23.0 grams of pure barium metal in ...
*June 11, 2015*

**LA**

ok
*June 11, 2015*

**geometry**

Thank you so much for the help Damon and Steve!
*June 11, 2015*

**geometry**

If the areas of two similar hexagons are to each other as 5 : 2, and one side of the first hexagon is 25, what is the corresponding side in the other hexagon? Round your answer to two decimal places. A. 3.16 B. 10.00 C. 15.81 D. 250.00 I tried to do this setting up a ...
*June 11, 2015*

**chemistry **

Calculate the number of moles volume number of molecules of carbon dioxide liberated when 200 grams of limestone decomposed .
*June 11, 2015*

**chemistry **

Calculate the number of moles volume number of molecules of carbon dioxide liberated when 200 grams of limestone decomposed .
*June 11, 2015*

**Math**

What patterns you see in parts (1) and (2)?
*June 11, 2015*

**Physics**

What is the tension in a 1-meter string that is spinning a 0.5-kg rock in a horizontal circle 3 times per second?
*June 10, 2015*

**Functions**

-1/root2
*June 10, 2015*

**Functions**

What is the instantaneous rate of change at cos pi/4?
*June 10, 2015*

**stat**

about 35% of a population has blue eyes if four different people are randomly selected what is the probability that they all have blue eyes?
*June 10, 2015*

**Geometry**

Thank you Ms. Sue! I will go with A
*June 10, 2015*

**Geometry**

A sample of a plane geometric surface is the A. surface of a sphere. B. side of a cylinder. C. side of a box. D. side of a cone. I'm stuck on this simple but tricky question. I'm leaning toward A or C.
*June 10, 2015*

**math**

Chen is covering a 12-in. by 10-in. board with 1-inch-square tiles. He uses gray tiles to make six 2-in. by 2-in. squares. He covers the rest of the board with white tiles. How many more white tiles than gray tiles will Chen use? Six small rectangles inside a larger rectangle...
*June 10, 2015*

**math**

6*(5/3) - (5/6)*6 6 is the LCD then we have: 10/6 - 5/6 = 5/6
*June 10, 2015*

**Math**

There is a large bag with marbles in it. There are 23 red ones, 16 black ones, 5 blue ones, 17 orange ones, 4 white ones, and 15 purple ones. Juanita reaches in without looking and selects one marble. What is the probability that it is purple?
*June 10, 2015*

**Consumer Math**

You owe $3,450.00. Which credit limit gives you an acceptable debt ratio? $4,000.00 $2,000.00 $7,000.00 $5,500.00 helping my granddaughter with this.
*June 9, 2015*

**Algebra**

There are four cars entered into a pinewood derby race. In how many different orders can they cross the finish line?
*June 9, 2015*

**calc**

The area A = πr2 of a circular oil spill changes with the radius. At what rate does the area change with respect to the radius when r = 3ft?
*June 9, 2015*

**English**

What do you mean by ideas?
*June 9, 2015*

**English**

Can you give me reasons why becoming a better community is important. My Original Essay Question: How can cities in the U.S. be better designed to create a safer and more economically productive community? I need you list a way or (a few ways) becoming a better community ...
*June 9, 2015*

**Pre calculus/ Advanced Functions**

Samuel is investigating the rate of change of the function f(x) = cos x on the interval xE[0, 2pi]. He notices that the graph of f(x) passes through the x-axis at pi/2. He also determines the instantaneous rate of change at x = 0, pi and 2pi by inspection. Based on this ...
*June 9, 2015*

**6th Grade World History**

You see it is better for you to read and find the answer instead of asking somebody else.
*June 9, 2015*

**social studies**

this is for reed
*June 9, 2015*

**social studies**

cool
*June 9, 2015*

**physics**

68.75m
*June 9, 2015*

**math**

A person leaves her home and walks 330 feet due north, then she walks 640 feet east, then she walks 900 feet north and 370 feet east. How far, to the nearest tenth of a foot, is she from her starting point?
*June 9, 2015*

**Geometry **

△ABC and △CDE are similar triangles. Set up an equation to find the value of x. 20 /30 = 5 /x 20 /30 = x /5 20 /30 = 5x 30 /20= 5 / x
*June 9, 2015*

**English**

Is the first one c.)low priced?
*June 9, 2015*

**English**

Which of the following is the most negative connotation of the word inactive? a.) Lazy b.)unhurried c.)sedentary d.)unenergetic I choose a.) am I correct?
*June 9, 2015*

**English**

Which of the following is a denotation of the word inexpensive? a.) budget b.) discounted c.) low priced d.) worthless I was going to choose b. then I thought it might be d.
*June 9, 2015*

**English**

Thanks so much!
*June 9, 2015*

**English**

Which of the following would NOT always require a citation in a research paper? a. Info from a website b. Info from common knowledge c. Info from personal interview d. Info from a television program I choose b , but I'm afraid it's not the correct answer.
*June 9, 2015*

**English**

Can you help me with another question?
*June 9, 2015*

**English**

Thanks!
*June 9, 2015*

**English**

Is it C?
*June 9, 2015*

**English**

10. In "The Lottery," Jackson employs several stock characters, including a town leader, law-abiding citizens, and strong father figure. How does she use the stock characters instead of more complex characters to develop the theme that normal people are capable of ...
*June 9, 2015*

**Biology **

If a tall plant (TT) is crossed with a short plant (tt), what percentage of the offspring will be short?
*June 9, 2015*

**World History**

Compare and Contrast Discuss President George H.W. Bush’s foreign policy by comparing and contrasting his decisions regarding three of the following countries: China, Kuwait, Panama, Somalia, South Africa, and Yugoslavia. Explain why you think that he made the decisions ...
*June 9, 2015*

**World History**

How did changes in American society during the 1970s affect religion in the nation? How did this change in religion affect politics? Can you help me answer this? I'm having a brain fart. I understand the question I just need something to put for the answer. The answer has ...
*June 9, 2015*

**compuer litercy**

n 2007 Google Maps unveiled Street View. What does this feature allow you to do?
*June 8, 2015*

**Math**

5/36 1+5=6 2+4=6 3+3=6 4+2=6 5+1=6
*June 8, 2015*

**Geometry**

A circular pond is modeled by the equation x^2+y^2= 225. A bridge over the pond is modeled by a segment of the equation x–7y=–75. What are the coordinates of the points where the bridge meets the edge of the pond? Can you teach me how to do this?
*June 8, 2015*

**math**

A=254.34
*June 8, 2015*

**math**

find the coordinates of the image of point R(3,-5) rotated 180 about the origin. (-3,5) (-5,-3) (5,3)* i think its this one (3,-5) ms.sue pls help
*June 8, 2015*

**science**

Two forces P and Q whose resultant is 10Newton are at right angles to each other. If P makes 30 degrees with resultant.Show me the workings of the magnitude of Q in Newton and the diagram of the vectors.
*June 8, 2015*

**algebra**

A music concert was attended by 450 people. Adult tickets sold for $70 and children’s tickets for $40. If total sales were $27,750, how much of each ticket was sold?
*June 7, 2015*

**calc**

Find the interval on which the curve y= integral x to 0 of 6/(1+2t+t^2) dt is concave upward
*June 7, 2015*

**Inequalities**

solve the inequality: x-3/x-2 + 12/x^2-x-2> 8/X+1
*June 7, 2015*

**calc**

using geometric formula evaluate 4-x and 2x-8 when integral is from x=0 to 6
*June 7, 2015*

**physics**

A skier of mass 44.4 kg comes down a slope of constant angle 26 ◦ with the horizontal. What force normal to the slope is exerted by the skis (neglect friction)? The acceleration of gravity is 9.8 m/s 2 . Answer in units of N
*June 7, 2015*

**calc**

use geometric formula to find 4-x and 2x-8 when integral is from 0 to 6
*June 7, 2015*

**algebra**

Wait, sorry, my mistake. If it's the 2nd one then the answer should be x^2 + 4 The 1st one wouldn't be correct. as you would have (y+4)^2 = y^2 + 8y + 16
*June 7, 2015*

**algebra**

Is f(x) = sqrt(x) - 4 or is f(x) = sqrt(x - 4)? If it's the first one then you're correct.
*June 7, 2015*

**Stats**

Suppose that weights for women in their 20’s average 125 lb., with a standard deviation of 14 lb. For a sample of size 50 how likely is it that a random sample will produce a mean weight between 100 and 140 lb.?
*June 7, 2015*

**Chemistry**

Can someone please help me with this question? Hydrazine is somewhat toxic. Use the half-reactions shown be- low to explain why household bleach (a highly alkaline solution of sodium hypochlorite) should not be mixed with household ammonia or glass cleansers that contain ...
*June 7, 2015*

**Writing Skill Test**

taking a compass writing skill, can't remember how/ to figure it out.
*June 7, 2015*

**quadratic functions**

The graph of a quadratic function can have 0, 1 or 2 x-intercepts. How can you predict the number of x-intercepts without drawing the graph or (completely) solving the related equation? Suppose that the graph of f(x) = ax^2+bx+c has x-intercepts (m,0) and (n,0). What are the x...
*June 6, 2015*