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Questions Asked on November 13, 2010

Estimate the area under the graph of f(x)=x^2+2x from x = 4 to x = 10 using 3 approximating rectangles and left endpoints.I got
1. 1 answer
2. asked by REALLY NEED HELP!!!!
3. 1,701 views
I'm having a little trouble with this problem...it would be great if you could point out where I'm going wrong.Hours of Daylight
1. 3 answers
2. asked by Sara
3. 883 views
Can someone please give me ideas of 3 pros of eating meat and 3 cons of eating meat?Please and thank you
1. 6 answers
2. asked by daniel
3. 512 views
What website can I find information on Vampire Survival and Examples From The Movie of Vampire being killled.?????
1. 2 answers
2. asked by Anonoyms
3. 581 views
A person pulls a toboggan for a distance of 30.0 m along the snow with a rope directed 15.0° above the snow. The tension in the
1. 1 answer
2. asked by Veronica
3. 525 views
33. Because of its reliance on aircraft to carry nuclear weapons, the United States lagged behind the Soviet Union ina. hydrogen
1. 3 answers
2. asked by mysterychicken
3. 669 views
write a quadratic equation in the variable x having the given numbers as solutions. Use ax^2 + bx + c=0Thanks so much for the
1. 2 answers
2. asked by barb
3. 567 views
lim(y^2+5y-1)y-->2
1. 1 answer
2. asked by gen
3. 440 views
lim(x-1)(2x+3)x-->3
1. 0 answers
2. asked by gen
3. 471 views
lim y^3-y^2-y-2/2y^3-5y^2+5y-6y-->2
1. 1 answer
2. asked by gen
3. 1,137 views
lim sin teta(sin2 teta)/1-cos tetateta-->0
1. 1 answer
2. asked by gen
3. 516 views
lim xcsc(3x)x-->0
1. 2 answers
2. asked by gen
3. 562 views
a 30. L sample of gas exerts 200. mm Hg pressure at 10 degrees C. What volume does the gas have at 300. mm Hg and 25 degrees C?
1. 1 answer
2. asked by kaitlin
3. 587 views
What Does Al-Qaeda actually want to achieve
1. 2 answers
2. asked by jess
3. 332 views
why does al qaeda exist?
1. 1 answer
2. asked by jess
3. 322 views
Maria throws an apple vertically upward from a height of 1.2 m with an initial velocity of +2.7 m/s.Will the apple reach a
1. 4 answers
2. asked by helpless
3. 3,064 views
A robot probe drops a camera off the rim of a 245 m high cliff on Mars, where the free-fall acceleration is 3.7 m/s2.Find the
1. 3 answers
2. asked by clue
3. 1,476 views
43. President Truman issued the Truman Doctrine in response toa. Soviet aggression in Poland b. pressure by Communists on Turkey
1. 2 answers
2. asked by mysterychicken
3. 1,107 views
Stephanie serves a volleyball from a height of 0.76 m and gives it an initial velocity of +7.2m/s straight up.How high will the
1. 3 answers
2. asked by wow
3. 755 views
A small first-aid kit is dropped by a rockclimber who is descending steadily at 1.6 m/s. After 1.6 s, what is the velocity of
1. 2 answers
2. asked by john
3. 733 views
I am having a hard time with the following : 50 g HCl + 50g Ca(OH)2=H2O+? amt of CaCl2? I don't know how to set this prob.
1. 1 answer
2. asked by joann
3. 431 views
What is the instantaneous velocity of a freely falling object 28 s after it is released from a position of rest? The
1. 1 answer
2. asked by helpme
3. 786 views
A ball is thrown straight up with an initial speed of 60 m/s. How high does it go? Assume the accelera-tion of gravity is 10
1. 1 answer
2. asked by stan
3. 578 views
A cylinder with a piston is filled with ideal gas. The gas temperature is held at 450 K. The cylinder is heated by an oven
1. 0 answers
2. asked by Need Help
3. 575 views
What is the difference between granite and gabbro?
1. 1 answer
2. asked by Jan
3. 593 views
CheckPoint: Drug Use and Delinquency ResponseWrite a 200- to 350-word response answering the following questions according to
1. 2 answers
2. asked by Cristina
3. 1,267 views
A husband and wife take turns pulling their child in a wagon along a horizontal sidewalk. Each exerts a constant force and pulls
1. 2 answers
2. asked by Abagail
3. 2,979 views
What does this mean? "If you have no intention of loving or being loved, then the whole journey is pointless."
1. 1 answer
2. asked by heather
3. 735 views
show that in the limit that the radius of the sphere goes to zero to kept the magnetic moment constant
1. 0 answers
2. asked by bbb
3. 285 views
A ball is thrown vertically upward with aspeed of 23.7 m/s from a height of 2.0 m. How long does it take to reach its high- est
1. 1 answer
2. asked by stan
3. 560 views
1. It is easy for us to weed the garden.2. It is easy for us to work in the garden. 3. For us to weed the garden is easy. 4. For
1. 1 answer
2. asked by rfvv
3. 423 views
1. I lied and told him that you were a fine gardener.2. I lied and I told him that you were a fine gardener. 3. I lied him that
1. 1 answer
2. asked by rfvv
3. 412 views
What is 120/400 after u simplify it?
1. 2 answers
2. asked by mya
3. 531 views
I am writing an oppossing views essay on the effectiveness of the death penalty. Any thoughts on how I should begin? I
1. 4 answers
2. asked by Lynne
3. 493 views
1.14g of sodium bicarbonate (NaHCO3)is dissolved in 500 mL H2O. What is the Ph of the solution? Assume constant volume.
1. 2 answers
2. asked by Elizabeth
3. 523 views
12;8t=96
1. 1 answer
2. asked by Angel
3. 242 views
7+(v+w)
1. 1 answer
2. asked by Angel
3. 212 views
4/5+8/15=
1. 1 answer
2. asked by Angel
3. 192 views
Assume a parcel of air on the surface with a temperature of 29 degrees Celsius with a relative humidity of 50%. If the parcel
1. 0 answers
2. asked by Anon
3. 974 views
Hey I hve problems with calculate stoichiometry problems and next week I have a test about it can someone help me out and give
1. 3 answers
2. asked by Tarkan
3. 584 views
Light with a wavelength of 405 nm fell on a strontium surface, and electrons were ejected. If the speed of an ejected electron
1. 2 answers
2. asked by Anonymous
3. 661 views
The graph of equation is expanded vertically by a factor of 3 and reflected over the x-axis. how would you describe the graph?
1. 1 answer
2. asked by kay
3. 869 views
9t=27(t - 1/3)
1. 2 answers
2. asked by ken
3. 254 views
fter a foreign substance is introduced into the blood, the rate at which antibodies are made is modeled byf(t) = 27 t/8 t^2 + 3
1. 2 answers
2. asked by Erika
3. 968 views
solve using the multiplication principle.-3/7x=6/35 I really need help with this problem. Thanks
1. 1 answer
2. asked by cindy
3. 455 views
I am getting desperate. Can someone please help me with this and thank you in ADVANCE!!!!WRITE A QUADRATIC EQUATION IN THE
1. 1 answer
2. asked by barb
3. 432 views
-8x-27=-32 1/5the solution must be in the form as an integer or simplified fraction. Thank you.
1. 1 answer
2. asked by tiffany
3. 397 views
Four identical 12µC charges are placed at the corners of a square of sides 44 cm, with one additional 12µC charge placed at
1. 1 answer
2. asked by Ivan
3. 618 views
I only have 1 hour to get this question answered. Thank you in advance. I need a quadratic equation in the variable x given the
1. 4 answers
2. asked by barb
3. 436 views
a 1300 newton crate slides 14 meters down a ramp that makes an angle of 30 degree with the horizontal. if the crate slides at a
1. 1 answer
2. asked by gavin
3. 4,544 views
In the ground state of an atom of silver (Ag), how many electrons will there be with the quantum number l = 1?
1. 0 answers
2. asked by Shadow
3. 950 views
Use implicit differentiation to find the equation of the tangent line to the curve xy^3+2xy=9 at the point (31). The equation of
1. 1 answer
2. asked by LEON
3. 923 views
Calculate the velocities of electrons with de Broglie wavelengths of 1.7 102 nm and 5.0 nm, respectively.
1. 0 answers
2. asked by Anna
3. 404 views
How much work must be done to stop a 970 kg car traveling at 115 km/h?
1. 2 answers
2. asked by Kevin
3. 483 views
For the following reaction, it is found at equilibrium at a certain temperature that the concentrations are [CO(g)] = 2.7
1. 2 answers
2. asked by Jasmin
3. 683 views
a square of 10cm on each side, using the side to forma curve as a radius from each end. find the area from the four arches.
1. 1 answer
2. asked by anonymous
3. 407 views
A sample of Limonene has a specific rotation of +76.9. What is the % ee andmolecular composition of this sample?
1. 0 answers
2. asked by bjisa
3. 560 views
A sample of Limonene has a specific rotation of +76.9. What is the % ee andmolecular composition of this sample? R(+)- is +125.6
1. 2 answers
2. asked by bjisa
3. 1,250 views
What are the different forms of social media that exists today?
1. 1 answer
2. asked by S
3. 526 views
what are the theories of david mcclelland?
1. 1 answer
2. asked by nic
3. 416 views
What are the roles of summarising
1. 1 answer
2. asked by Decent
3. 335 views
when the concentration of CHBr3 and NaOH are both .145, the rate of the reaction is .0040 M/s. What is the rate of the eaction
1. 0 answers
2. asked by natalie
3. 587 views
A 40%-efficient car engine accelerates the 1300 kg car from rest to 20 m/s How much energy is transferred to the engine by
1. 1 answer
2. asked by andrea
3. 4,187 views
An "energy bar" contains 5.6g of fat.a)How much energy is this in joules? b)How much energy is this in calories? c)How much
1. 1 answer
2. asked by andrea-1
3. 671 views
An "energy bar" contains 22g of carbohydrates. If the energy bar was his only fuel, how far could a 68 kg person walk at 5 km/hr
1. 1 answer
2. asked by isabel
3. 2,050 views
The label on a candy bar says 410 Calories.Assuming a typical efficiency for energy use by the body, if a 74kg person were to
1. 1 answer
2. asked by Isabel-A
3. 1,295 views
An ideal gas at 20 C consists of atoms 22*10^22. 4.5 J of thermal energy are removed from the gas. What is the new temperature
1. 2 answers
2. asked by Isabel-A
3. 935 views
Scientists found a great way to use flowers for cars. The oil from some flowers can make cars run. 1) It needs a special engine.
1. 1 answer
2. asked by rfvv
3. 408 views
1. We can make empty milk packs into new paper.2. We can make empty milk cartons into new paper. (Which expression is correct?)
1. 1 answer
2. asked by rfvv
3. 459 views
1. How do you pronounce 'mouths'? (plural form)Can we omit the 'th' sound in normal speech? 2. clothes (We can omit the 'th'
1. 1 answer
2. asked by rfvv
3. 546 views
If m<pqs=3x+13and m<sqt=6x-2,
1. 3 answers
2. asked by James
3. 985 views
A 1.20-L container contains 1.10 g of unknown gas at STP.What is the molecular weight of the unknown gas?
1. 3 answers
2. asked by pam
3. 3,243 views
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of
1. 2 answers
2. asked by Patty
3. 2,019 views
A dinner plate drops and breaks. This best illustrates the ______ law of THERMODYNAMICSA. 1st b. 2nd c. 3rd d. 4th I am inclined
1. 2 answers
2. asked by Jael
3. 562 views
A man collected $28500 on a loan of $25000 he made 4 years ago. If he charged simple interest, what was the yearly interest
1. 1 answer
2. asked by Brian
3. 972 views
help!!! i don't know how to factorize 9x*squared* - 12x +4! HELLLPPPPPP!
1. 2 answers
2. asked by MATH.
3. 435 views
A 60.0 kg skier rides a 2860 m long lift to the top of a mountain. The lift makes an angle of 14.1° with the horizontal. What
1. 1 answer
2. asked by Amy
3. 497 views
5y(squared) + 4 = 14solve quadratic equations by finding square roots
1. 1 answer
2. asked by Lola
3. 461 views
A pole-vaulter approaches the takeoff point at a speed of 9.50 m/s. Assuming that only this speed determines the height to which
1. 1 answer
2. asked by Greg
3. 3,419 views
A basketball player makes a jump shot. The 0.700 kg ball is released at a height of 1.90 m above the floor with a speed of 7.00
1. 4 answers
2. asked by Indina
3. 1,002 views
A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane in the mixture is 334 mm Hg and
1. 3 answers
2. asked by malik
3. 913 views
How can vampires survive from humans???
1. 2 answers
2. asked by Anonoyms
3. 454 views
find x -x when x= -10
1. 1 answer
2. asked by adore001
3. 277 views
calculate the future value of an investment of $8,500 if it is to be invested for 9 years at an interest rate of 6.1%,
1. 2 answers
2. asked by tom
3. 647 views
what must the interest rate be if an investment is to double its value in 15 years, compounded monthlyin decimal form, rounded
1. 2 answers
2. asked by tom
3. 457 views
Help me please I get confused with the positives and negatives. Please be kind to check my work and let me know where am I going
1. 1 answer
2. asked by thawk
3. 424 views
Many cmpanis have found tat family-friendly policies:a. are good recruiting tools, but often result in relocation failures. b.
1. 4 answers
2. asked by Danny
3. 423 views
A money market fund pays 14% annual interest compounded daily.What is the value of $10,000 invested in this fund after 15 years?
1. 1 answer
2. asked by Amanda
3. 460 views
With increased market glo alization, intercultural competence:a. becomes lessof a challenge b. is aided significantly by advaned
1. 1 answer
2. asked by Dano
3. 394 views
why is it that cars skid when friction is small?
1. 1 answer
2. asked by sharon
3. 394 views
The sample mean to be calculated from a random sample of size n= 4 from a population consistsof eight measurements (2, 6, 9, 12,
1. 0 answers
2. asked by heba
3. 494 views
A 2.30 102 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 21.0° above
1. 5 answers
2. asked by Andrew
3. 775 views
Two objects move on a horizontal frictionless surface along the same line in the same direction which we shall refer to as
1. 0 answers
2. asked by kwaku
3. 512 views
To win at BIG GAME in a certain state, one must correctly select 6 numbers from a collection of 49 numbers (1 through 49). The
1. 3 answers
2. asked by lucky
3. 872 views
so i am really confused if this is a hyperbole: the tattoo killed him. i am reading the same book as another girl called the
1. 1 answer
2. asked by jamie
3. 630 views
Amy is charged 12% annual interest compounded monthly on the unpaid balance of a $2000 loan. She did not make any payments for 2
1. 1 answer
2. asked by Kai
3. 478 views
are there any objects that represent perseverence? and why? i need this for an english projcet
1. 5 answers
2. asked by stephanie
3. 575 views
The weight of corn chips dispensed into a 19-ounce bag by the dispensing machine has been identified as possessing a normal
1. 2 answers
2. asked by lucky
3. 2,262 views
A gymnist is swinging on a high bar. The distance between his waist and the bar is 1.1 m, as the drawing shows.At the top of the
1. 2 answers
2. asked by Mondo
3. 7,131 views
A water skier lets go of the tow rope upon leaving the end of a jump ramp at a speed of 14.9 m/s. As the drawing indicates, the
1. 2 answers
2. asked by Brennan
3. 956 views

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