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Questions (698)

x – 2y = 6
1. 1 answer
2. 296 views
dh/dxx = 7 , h (x) = (x^-1/2 + 8x)(4 - x^-1)
1. 1 answer
2. 289 views
Question 1Question 1 1. Question 1 text The head of the History Department wants to compare the averages of 2 different
1. 1 answer
2. 752 views
estimate 4/5of 49
1. 1 answer
2. 303 views
6/11x32 by using estimating product
1. 0 answers
2. 410 views
2/3x35 by using estimating product
1. 0 answers
2. 416 views
3/4x35 by using estimating product
1. 0 answers
2. 365 views
7/8x30 by using estimating product
1. 0 answers
2. 366 views
5/8x41 by using estimating product
1. 0 answers
2. 306 views
2/9x26 by using estimating product
1. 0 answers
2. 966 views
2/9x26 by using estimating product
1. 0 answers
2. 403 views
3/7x29 by using estimating product
1. 0 answers
2. 550 views
1/2x17 by using estimating product
1. 0 answers
2. 311 views
1/5x26 by using estimating product
1. 2 answers
2. 572 views
3/8x17 by using estimating product
1. 1 answer
2. 399 views
5/8x19 by using estimating product
1. 0 answers
2. 385 views
4/7x20 by using estimating product
1. 0 answers
2. 358 views
what is 1/5x24 by using estimating product
1. 1 answer
2. 485 views
Find the mean of the following set of numbers.7, 10, 9, 13, 6
1. 1 answer
2. 458 views
1100g of ice at -50C is mixed with 100g of steam at 120C. Find out how much ice melts? The implied final temperature is 0C.Cice=
1. 2 answers
2. 1,286 views
At atmospheric pressure, a sample of O2 gas has a volume of 55mL at 27 degrees celcius. What volume in mL will the O2 gas occupy
1. 1 answer
2. 1,001 views
A children's merry-go-round in a park consists of a uniform 200kg disk rotating about a vertical axis. the radius of the disk is
1. 1 answer
2. 1,472 views
a uniform disk and a uniform sphere are rolled down an incline plane from the same point and intially they are at rest. Find the
1. 1 answer
2. 627 views
a uniform disk and a uniform sphere are rolled down an incline plane from the same point and intially they are at rest. Find the
1. 0 answers
2. 1,230 views
calculate the lim as x-> pi (cos(x)+1)/(x-pi) using the special limitlim x->0 sinx/x
1. 0 answers
2. 1,073 views
Using the financial statements for the Goodyear Calendar Company, calculatethe 13 basic ratios found in the chapter. December
1. 0 answers
2. 709 views
Using the financial statements for the Goodyear Calendar Company, calculatethe 13 basic ratios found in the chapter.
1. 1 answer
2. 469 views
What is the hamiltonian for a Lithium atom?
1. 0 answers
2. 417 views
State whether each of these functions is symmetric, antisymmetric, or neither, with respect to the interchange of coordinates 1
1. 0 answers
2. 502 views
Calculate the angle which the spin angular momentum of a single electron forms with the z axis in alpha and beta spin states.
1. 0 answers
2. 510 views
i am a number between 7 000 000 and 8 000 000 all my digits are odd all the digits in my thousands period are the same all the
1. 7 answers
2. 824 views
Find the lim x->infinite (x/[3x+5]) where [] denotes the greatest integer function use the squeeze theorem.
1. 1 answer
2. 618 views
A 0.150 kg particle moves along an x axis according to x(t) = -13.00 + 2.00t + 3.50t2 - 2.50t3, with x in meters and t in
1. 2 answers
2. 766 views
please define: Emotional Health
1. 2 answers
2. 546 views
A sealed flask contains 0.40 g of water at 28 deg. celsius. The vapor pressure of water at this temperature is 28.36 mmHg
1. 1 answer
2. 1,038 views
is it harder to obtain the magnetic resonance signal of a C-13 nucleus than an H-1 resonance signal at the same sample
1. 1 answer
2. 442 views
Which of the following substances serves as an intermediate through which all cellular energy sources are interconvertible?acety
1. 4 answers
2. 1,289 views
Consider this set of quantum numbers: n = 3, l = 2, ml = -1, ms = +½The maximum number of electrons in an atom which can share
1. 2 answers
2. 1,620 views
In Bohr's model of the hydrogen atom, the radius of an orbita. is proportional to n2. b. is smallest for the highest energy
1. 1 answer
2. 1,092 views
A sample of hydrogen gas was collected over water at 36°C and 855 mmHg. The volume of the container was 6.50 L. Calculate the
1. 3 answers
2. 3,183 views
find the lim x->0 (e^(-x) -1) / (1-e^x)i did this using a table and the found the limit but is there a way to do this
1. 2 answers
2. 675 views
Need help with the following proof:prove that if lim x->c 1/f(x)= 0 then lim x->c f(x) does not exist.I think i need to use the
1. 1 answer
2. 699 views
in america table service, which server is doing the job correctly?
1. 2 answers
2. 599 views
a parabola has vertex (-6,-12) AND PASSES THROUGH (6,24) find its equation in the form ax^2+bx+c
1. 1 answer
2. 846 views
how much of a 25% solution should to be added to 35% solution to get 40 liters of 28% solution
1. 2 answers
2. 355 views
if y = (3x^3 -12x^2 + 2x -8)/(x-4)find the derivative y'
1. 1 answer
2. 326 views
is the function f(x)=x^2 increasing on decreasing at x = -1.can anyone please check my reasoning: the value of the derivative of
1. 1 answer
2. 561 views
compound with a molecular formula C8H16Ohas the following H-nmr spectrum: 3H triplet at 0.90, 1.0 to 1.6 8H multiplet, 2.05 3H
1. 1 answer
2. 1,288 views
Find the area of bounded by f(x)=2x^2and g(x)=x^4-2x^2
1. 1 answer
2. 442 views
Find the area of bounded by f(x)=2x^2and g(x)=x^4-2x^2
1. 1 answer
2. 367 views
Do you think downloading music is legal?I think it is as long as it is only for private use or only sharing with friends. What
1. 1 answer
2. 458 views
A tank has cross-sections in the form of isosceles triangels, vertex down. The top of the tank is 6ft wide, its height is 4ft,
1. 0 answers
2. 508 views
Which of the following is NOT true about the thermodynamic standard state?A. A pure liquid is in its standard state at 25C and a
1. 2 answers
2. 630 views
2.8 g of the nonvolatile solute sucrose (C12H22O11) is added to 517 g of water at 25oC. What will be the partial pressure of the
1. 3 answers
2. 527 views
At a low pressure and a high temperature, what state of a substance is most likely to exist?Gas Liquid Solid
1. 2 answers
2. 573 views
The enthalpy of fusion of water is 6.0 kJ/molrxn and that of methanol (CH3OH) is 3.2 kJ/molrxn.Which solid, water or methanol,
1. 6 answers
2. 685 views
You are in a hot-air balloon that ascends at a constant velocity of 2.00 m/s. When the ballon is 1000 meters in the air you jump
1. 1 answer
2. 562 views
A centrifuge has an inertia rotation of 7.24 * 10-3 kilogramsm2. How much energy must be supplied to take it from rest to 419
1. 1 answer
2. 441 views
I'm currently writing an essay for a Sociology class(Sociology of Everyday life), my topic was on love and prior to the essay we
1. 3 answers
2. 992 views
above the earth, a 500nT magnetic field captures particles coming from the sun. If a proton moving at 600km/s runs into this
1. 1 answer
2. 559 views
Charges A through E have a charge of either + or - 5mC. They are placed at regular intervals along a semicircle of radius 7cm.
1. 3 answers
2. 524 views
A + B -> C + D (reversible reaction)a 2L container contains 1 mol of C, 1.6 mol of D, 0.8 mol of A snd 0.8 mol of B. Calculate
1. 1 answer
2. 522 views
A + B -> C + D (reversible reaction)a 2L container contains 1 mol of C, 1.6 mol of D, 0.8 mol of A snd 0.8 mol of B. Calculate
1. 1 answer
2. 499 views
NH4HS(s)-> NH3(g) + H2S(g)What direction does the equillibrium shift when NH4HS is added? I think that the equillibrium won't
1. 1 answer
2. 759 views
A frictionless track with a loop of radius 36 cm sits on a table 0.9 meters above the ground. If a 0.15 kg object just makes the
1. 3 answers
2. 632 views
A 4.74 kg spherical ball with radius 1.4 cm rolls on a track with a loop of radius 39 cm that sits on a table 1.2 meters above
1. 1 answer
2. 648 views
A 4.74 kg spherical ball with radius 1.4 cm rolls on a track with a loop of radius 39 cm that sits on a table 1.2 meters above
1. 2 answers
2. 865 views
A bench is made of a 3 meter long plank with a mass of 12kg and 2 sawhorses(each 0.2m from an end).There are two boxes on the
1. 1 answer
2. 653 views
A bench is made of a 3 meter long plank with a mass of 12kg and 2 sawhorses(each 0.2m from an end).There are two boxes on the
1. 0 answers
2. 563 views
A 5 kg box is pushed against a K= 40 n/m spring on a horizontal surface and the spring is compressed 0.12m. The box is released
1. 1 answer
2. 578 views
a block is held 1.3m above a spring and is dropped.The spring compresses 6cm before sending the ball into the air. How fast is
1. 1 answer
2. 665 views
a box whose mass is 0.3 kg is pushed against a spring(k=40n/m) on a horizontal surface and the spring is compressed 0.12m. The
1. 0 answers
2. 445 views
An arrow with a mass of 0.12 kg is pulled back in a bow. After being held still, it is let go, moving at 23m/s after the
1. 2 answers
2. 2,723 views
At noon, ship A is 150 km west of ship B. Ship A is sailing east at 35 km/h and ship B is sailing north at 25 km/h. How fast is
1. 3 answers
2. 871 views
in uncle toms cabin why does eliza think its safe to stop for food at the farmhouse
1. 1 answer
2. 533 views
this is a question about anne frank who was martin kelper? can not find anything about him
1. 1 answer
2. 1,045 views
looking to reduce to lowest term1) 3+x(4+x)/3+x i got 4+x 2)3a^2-13a-10/5+4a-a^2 i got could not reduce any help would be great
1. 1 answer
2. 497 views
sorry next one is 3a^2-13-10/5+4a-a^2i got cannot reduce
1. 1 answer
2. 298 views
a couple more1) 3+x(4+x)/3+x i got 4+x
1. 1 answer
2. 314 views
trying to reduce to simpilest form1.t-a/t^2-a^2 i have 1/2(t+a) 2.3y^3+7y^2+4y/y^2+5y+4 i have cannot reduce thanks
1. 2 answers
2. 360 views
How do I algebraically find the x-intercepts for this equation y = x^3 - 3x^2 + 3.I know I need to plug in y = 0 to solve for x.
1. 5 answers
2. 753 views
if some one could solve this so i can see if i'am doing it right8x+y+z=1 7x-2y+9z=-3 4x-6y+8z=-5 thanks
1. 2 answers
2. 304 views
larger land area- california or missouri?
1. 1 answer
2. 867 views
what are the properties of protagonist
1. 1 answer
2. 478 views
If the bus is 100 meters ahead of the car and the bus is travling at 65 km/hr and the car at 78km/hr, how long will it take the
1. 2 answers
2. 543 views
i need help with this one!A 100KHz oscillator that's followed by a doubler and two triplers will produce an output of
1. 2 answers
2. 427 views
consider the curve defined by the equation y=a(x^2)+bx+c. Take a point(h,k) on the curve. use Wallis's method of tangents to
1. 0 answers
2. 587 views
Find Ó x for the following set of numbers 2, 3, 5, 6, 8, 9, 11.If I knew what that funny looking symbol represents I may be
1. 0 answers
2. 581 views
I am getting ready to start an Algebra class for the first time and I was wondering what challenges people have with learning
1. 21 answers
2. 1,702 views
Is there such thing as a personologists?Yes, there are people who profess to be able to deduce people's personality from their
1. 1 answer
2. 618 views
Can someone explain to me how diversion programs are related to social process theories.
1. 0 answers
2. 448 views
Will someone please show me how to do this problem. I have to write this ratios in simplest form.The ratio of 5 3/5 to 2 1/10.
1. 3 answers
2. 1,481 views
I am having a difficult time calculating rates and unit prices. Can someone describe a simple process for using rates and unit
1. 0 answers
2. 781 views
Can someone help me think of physical, environmental, and social factors that might affect criminal behavior. Any websites would
1. 1 answer
2. 722 views
Can someone explain rational choice theory to me. How is criminal behavior explained according to the rational choice theory?It
1. 0 answers
2. 740 views
When water mixes with carbon dioxide in the air, what is formed?H2O + CO2 --> H2CO3 carbonic acid I don't think this is correct
1. 0 answers
2. 774 views
at one point in time native americans were called Marginal Americans does anyone know why? Please helpThank you for using the
1. 0 answers
2. 580 views
Just a fun question for you to answer.Consider the choices of native Americans who decide to stay on their tribe's native land
1. 0 answers
2. 1,119 views

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