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2010
March

Questions Asked on March 11, 2010

Find constants a,b and c such that the graph of f(x)=x^3+ax^2+bx+c will increase to the point (-3,18), decrease to the point
1. 4 answers
2. asked by Sarah
3. 5,258 views
Given an unknown mixture consisting of two or more substances, explain how we could determine whether that mixture is a true
1. 5 answers
2. asked by Anonymous
3. 4,115 views
want to write a poem about vehicle
1. 1 answer
2. asked by Anonymous
3. 289 views
A force of 10 pounds stretches a spring 2 inches. Find the work done in stretching this spring 3 inches beyond its natural
1. 1 answer
2. asked by deb
3. 1,236 views
the melting temperature of magnesium is 650c what is the melting temperature of magnesium in fahrenheit
1. 1 answer
2. asked by Anonymous
3. 366 views
Which uppercase letters of the alphabet have rotational symmetry?
1. 8 answers
2. asked by Anonymous
3. 3,853 views
The Officejet printer can print a dissertation in 10 minutes. It takes the Deskjet printer 16 min to copy the same document. If
1. 1 answer
2. asked by Kristi
3. 484 views
In hypothesis testing, why are verbal problem statements converted to numerical problem statements?Why is it important to
1. 2 answers
2. asked by pebbles
3. 613 views
Show that Euler’s formula holds for the polyhedra described in A right pentagonal prism
1. 1 answer
2. asked by Anonymous
3. 398 views
a 2400-lb (=10.7-kn)car traveling at 30 mi/h (=13.4m/s)attempts to round an unbanked curve with a radius of 200ft (=61.0m).(a)
1. 1 answer
2. asked by Anonymous
3. 661 views
The red line in the hydrogen line spectrum corresponds to to which electron transition?
1. 1 answer
2. asked by Max
3. 536 views
On a shared folder, Read permission allows a user to display folder names, filenames, file data, and attributes; run program
1. 0 answers
2. asked by josh
3. 848 views
Katie is finding the standard form of the equations y = x2 + 6x + 4. What mistake did she make in her work? Show the correct
1. 2 answers
2. asked by rattler
3. 761 views
Give the dimensions of a picture frame that is a goldenrectangle.
1. 1 answer
2. asked by Anonymous
3. 425 views
150/-15 divide if possible
1. 1 answer
2. asked by dora
3. 290 views
-x/5 = 1/16 solve using the multiplication principle
1. 1 answer
2. asked by dora
3. 449 views
-72 / (-92) rewrite the division as a multiplication
1. 2 answers
2. asked by dora
3. 497 views
A 12100 kg railroad car travels alone on a level frictionless track with a constant speed of 20.5 m/s. A 5850 kg load, initially
1. 3 answers
2. asked by Anonymous
3. 773 views
use multiplying by one to find and expression equivalent to 16/5 with a denominator of 15y. type as a fraction
1. 1 answer
2. asked by bella
3. 523 views
use a commutative law to find an equivalent expression for 94 + xy
1. 2 answers
2. asked by bella
3. 1,354 views
graph 9/4
1. 1 answer
2. asked by bella
3. 285 views
translate to an algebraic expression. use x and y for variables.three less than a product of two numbers
1. 1 answer
2. asked by ariel
3. 546 views
m = n-16 solve for m
1. 1 answer
2. asked by ariel
3. 339 views
Hi I need help figuring out these to word problems.Tom has created a scale drawing of his property for use in designing a
1. 5 answers
2. asked by Jennifer
3. 657 views
The Officejet printer can print a dissertation in 10 minutes. It takes the Deskjet printer 16 min to copy the same document. If
1. 1 answer
2. asked by Kristi
3. 485 views
Two balls, of masses = .029 kg and = .06 kg, are suspended. The lighter ball is pulled away to a 60 degree angle with the
1. 2 answers
2. asked by Anonymous
3. 743 views
Measuring Trees Problem. Jared wants an estimate of the height of some of the trees near his lake house. Use ideas of size
1. 1 answer
2. asked by Anonymous
3. 467 views
Why are finding determinants important?Aside from Cramer's rule when are determinants used?
1. 1 answer
2. asked by Kevin
3. 497 views
My topic is Affects Of Gun Control on Teenagers.What Introduction and Conclusion do I start with
1. 1 answer
2. asked by Phonexi
3. 457 views
What are some examples of regular polyhedra? What are some examples of other important polyhedra? What characteristics help you
1. 2 answers
2. asked by Anonymous
3. 519 views
This was one of my few questions that i was struggling with.A) Describe the growth of North American slavery from 1619 to 1789.
1. 1 answer
2. asked by Michael
3. 833 views
Write a 350-700 -word response describing each court level and its responsibilities. Then, describe the two main differences you
1. 2 answers
2. asked by yolanda
3. 526 views
In the diagram, ABCDE is a regular pentagon with the measure of represented by 2x + 1. If the perimeter of the pentagon is 45,
1. 1 answer
2. asked by nini
3. 1,238 views
A security analyst specializing in the stocks of the motion picture industry the relation between the number of movie theater
1. 0 answers
2. asked by Anne
3. 706 views
Can you, writeacher, please tell me if the following statements are correct?1)The mirror spends its time looking at the opposite
1. 2 answers
2. asked by Franco
3. 1,322 views
In ΔABC, AB is of the length of , and AC is of the length of . The perimeter of ΔABC is 24.(a) AB = ___units. (b) AC =
1. 1 answer
2. asked by nini
3. 969 views
1. Which two elements react vigorously with each other?A: Chlorine and lithium B:Chlorine and potassium C:iodine and lithium
1. 1 answer
2. asked by Richard
3. 1,831 views
a line has the equation 2x + 5y = 7. another line passes through (3,6) and (k,9). what value for "k" will make the lines
1. 1 answer
2. asked by Katherine
3. 579 views
Three planes:x+y-2z=1 2x+z=y-4 -3x-y+z=-2 They intersect at: (a) (-2/5,5,9/5) (b) no common intersection (c)
1. 0 answers
2. asked by Anonymous
3. 379 views
a pretrail conference most likely would occur
1. 2 answers
2. asked by Anonymous
3. 365 views
what kind of conclusion does the writer use? what is the impact of that kind of conclusion in this essay? the essay is : the
1. 6 answers
2. asked by D-Man
3. 1,410 views
Let {xn} be a sequence converging to á.?Suppose the errors en = |xn – á| satisfy en+1< or = Men^2en -1 for some constant
1. 1 answer
2. asked by Mat78
3. 310 views
Rosea drives her car 30 kilometers to the train station, where she boards a train to complete her trip. The total trip is 120
1. 3 answers
2. asked by Alonzo
3. 1,582 views
Approximate the equation's solutions in the interval (0,2pi)sin2x sinx = cosx 2cos(x) (1/2-sin^2x) = 0 Then I got 3pi/2, pi/2,
1. 2 answers
2. asked by Abbey
3. 906 views
sqrt2 /10Do I just leave this as sqrt2/10 or can I reduce it to sqrt1/5?
1. 1 answer
2. asked by Abbey
3. 361 views
Find the slope, if it exists.60x-40y+15=0. I'm stumped on this problem Could someone please help.? Thanks.
1. 1 answer
2. asked by B.B.
3. 507 views
need answer to the following: for each molecular compounds, write the name corresponding name or write chemical formula to:A)nit
1. 2 answers
2. asked by gina
3. 803 views
What is hidrogen?
1. 1 answer
2. asked by Hannah
3. 367 views
what is a good thesis statement for jim crow laws?
1. 3 answers
2. asked by tanisha
3. 904 views
how many joules of heat are used in raising temp of 25 g of water from 20 to 35 degrees celcius
1. 2 answers
2. asked by jill
3. 430 views
Solid carbon dioxide (dry ice) goes from solid to gas at -78C. The molar heat of sublimation is 25.3 kj/mol. In one experiment
1. 1 answer
2. asked by Kelly
3. 1,077 views
If cos A-1=0, where 0<or= A< 2pi, then A=? The answer I got was pi/3,5pi/3. I don't know where I went wrong can you please help.
1. 2 answers
2. asked by juliet
3. 404 views
Need help with these---14. Which of the following is present in an insect but not in arachnids? a. mandibles b. compound eyes c.
1. 1 answer
2. asked by mysterychicken
3. 665 views
Liters and milliters are used for measuring?
1. 1 answer
2. asked by Nick
3. 310 views
mass is usually measured in?
1. 1 answer
2. asked by Nick
3. 401 views
Carbon Dating: Use the formula y= ae^-.00012t where a is the initial amount of carbon-14 , t is the number of years ago the
1. 4 answers
2. asked by Ana
3. 1,434 views
I am asking for the balanced equation for NaOH and ammonium chloride. And what what gas is given off with this two react when
1. 1 answer
2. asked by Gillian
3. 474 views
compound words -which is correct thirty one -self-evident -QUICKLY-RUNNING -OR SPUR OF THE MOMENT-DECISION
1. 1 answer
2. asked by jacob
3. 400 views
Explain how you would convert from number of atoms of a specific element to its mass??
1. 1 answer
2. asked by Jeaninne
3. 647 views
I have a questions that I have answered If some one could just check it Thanks.Neuron development and elaboration, which occurs
1. 2 answers
2. asked by Barb
3. 617 views
how do u calcualte the percent of hydrogen and carbon if given their mass in grams?
1. 1 answer
2. asked by hilde
3. 368 views
I need a good hook for an essay. The essay's about being a peer for the children at my school who are mantally disabled. My 1st
1. 2 answers
2. asked by Cecilia
3. 545 views
A rectangle has a perimeter of 12 m. If each side is a whole number of meters, what are the possible dimensions for the length
1. 2 answers
2. asked by Sammi
3. 524 views
if family planned to spend $370 for food during March but spent only $348,this difference would be referred to as a:a)surplus
1. 3 answers
2. asked by vedrana
3. 2,922 views
Find the equation of a circle that passes through the points (6,3) ans (-4,-3) and whose center lies on the line y=2x-7
1. 1 answer
2. asked by Lenna
3. 414 views
A rectangle has a perimeter of 12 m. If each side is a whole number of meters, what are the possible dimensions for the length
1. 4 answers
2. asked by Sammi
3. 272 views
For the reaction:Mg + 2 HCl => MgCl2 + H2 a) How many grams of HCl are required to react with 62.0 g of Mg?
1. 1 answer
2. asked by Stacie
3. 634 views
1.Secretary A will use “Sincerely” as the complimentary closing ofa letter to a colleague. Secretary B will use
1. 1 answer
2. asked by Angie
3. 506 views
check if they are right1. red hots and candy corn (is,are)johns favorite candy. (is) 2. neither Alex nor the rest of the group
1. 4 answers
2. asked by Sara
3. 556 views
Question about titration calculations in analysis of antacids lab. We did a lab yesterday with antacids, HCl and NaOH and I'm
1. 2 answers
2. asked by Mindy
3. 846 views
Hexane, a component of gasoline, releases more energy per mole when it combusts than does nitroglycerine when it explosively
1. 1 answer
2. asked by Anonymous
3. 478 views
if peter has 60 basball cards in his collection how many baseball football and basketball cards does he have?my answer was-20
1. 1 answer
2. asked by 3mmi3
3. 566 views
What is a balance equation for sulphuric acid and copper oxide and please explain how you got the correct answer.
1. 1 answer
2. asked by Jose-Ann
3. 489 views
You have KI and Pb(NO3)2 being mixture to give you an insoluble salt. What is the ionic equation per insoluble salt.
1. 1 answer
2. asked by Janelle
3. 486 views
Explain how having a negative self-schema affects one’s social interactions. How does social intelligence affect one’s
1. 2 answers
2. asked by shelly
3. 564 views
"Two children who are fighting over a toy pull on it from opposite sides. The result is a stand-off. Explain this in terms of
1. 1 answer
2. asked by Lena
3. 709 views
Number of possible turning points in the following equationf(x)=x^2(x-3)(x+4) are there 2 turning points or three turning points
1. 0 answers
2. asked by Arielt
3. 412 views
On three consecutive passes, a football team gains 6 yards, loses 36 yards, and gains 16 yards.What number represents the total
1. 1 answer
2. asked by Ed
3. 543 views
If sin theta= -7/8, then the value of 1/cot theta in the interval 3pi/2<theta is? okay I've done this question twice. The 1st
1. 1 answer
2. asked by Tye
3. 488 views
sqrt2 /10Do I just leave this as sqrt2/10 or can I reduce it to sqrt1/5?
1. 1 answer
2. asked by Abbey
3. 412 views
Lydia Rise us building a terraium and needs to buy two sizes of gravel and soil to go in the bottom. The terraiun is 24 in
1. 3 answers
2. asked by Hobo
3. 613 views
The line r=(2,3,4)+µ(-1,0,3) and the point (6,0,2) form which plane: (a) r.(-1,0,3)=10 (b) r.(9,10,3)=60 (c) r.(2,3,4)=29 (d)
1. 0 answers
2. asked by Anonymous
3. 316 views
What is the direction of the net magnetic field at the point?I'll describe the figure here: Imagine a cartesian plane. At (0,y)
1. 2 answers
2. asked by anony mouse
3. 667 views
must calculate whether a couple should rent or buy a home.
1. 1 answer
2. asked by don
3. 400 views
How do Isolve this,10q-25q to the 2nd power
1. 1 answer
2. asked by Jayda
3. 452 views
How would I go about proving 1/log a +1/log a = 1/log base 100 a. Any help would be greatly appreciate. Thanks
1. 1 answer
2. asked by sandy
3. 356 views
State one method of preparing oxygen in the lab and wrte a balanced equation for the reaction
1. 1 answer
2. asked by +2347034420247
3. 328 views
1. Sphere C(-2,1,-3), radius=7. T plane at (4,-2,-1)=? (a) 6x-3y+2z=0 (b) r.(6,3,2)=28 (c) 5x-3y-2z=28 (d) r.(6/7,-3/7,2/7)2.
1. 0 answers
2. asked by Anonymous
3. 475 views
I need to express log base 5 sqrt5 =0.5 in exponential form. Would it be 5^0.5 =sqrt5. I'm not really understanding this unit
1. 1 answer
2. asked by sandy
3. 453 views
Number of possible turning points in the following equationf(x)=x^2(x-3)(x+4) show work please
1. 4 answers
2. asked by Arielt
3. 423 views
This begins with the titan Cronos’ mother, Earth, who encourages her children to overthrow their father, Heaven, because out
1. 3 answers
2. asked by Claire
3. 403 views
last question, the number of students rose from 6300 in 2004 to 8505 in 2005 what is the % increase?
1. 2 answers
2. asked by me again
3. 356 views
3x(cubed)times y, -2xy(cubed), -5x, how many terms do you see and what is the product of their coefficients?
1. 2 answers
2. asked by me again
3. 461 views
(-4)cubed divided by (-2)cubed -3(-5)squared I got -67 am i correct?
1. 2 answers
2. asked by trev
3. 404 views
14 and 2/3 times 2 and 2/11 divided by 3 and 3/8. i got =234 and 1/4 am I correct and if not what is the answer?
1. 3 answers
2. asked by chris
3. 368 views
Suppose that the microwave radiation has a wavelength of 10.8 cm. How many photons are required to heat 225 mL of coffee from
1. 2 answers
2. asked by baubi
3. 1,422 views
peter bought a bag of candy. He gave away ten percent of the candy too his wife and the gave three pieces to meg. he gave one
1. 1 answer
2. asked by jake
3. 776 views
The equation y =-1777+27,153 can be used to predict the number y of gun deaths in theUnited States x years after 2000, that is,
1. 2 answers
2. asked by Ed
3. 458 views
The function H described by H(x) =2.75x+71.48 can be used to predict the height, incentimeters, of a woman whose humerus (the
1. 1 answer
2. asked by Ed
3. 522 views
how did egypts social pyramid shape life in the new kingdom?
1. 1 answer
2. asked by ilynisha
3. 443 views

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