Questions Asked on May 7, 2007

I need help finding sinA ifcosA=(-3/5) and A is greater than 90 degrees, but less than 180 degrees. Draw the quadrant diagram.
1. 0 answers
2. asked by Cory
3. 625 views
The head of an industrial machine moves in a straight line horizontally backwards and forwards from a central position. The
1. 0 answers
2. asked by k
3. 1,298 views
If the reserve requirement is 20% and a bank doesn't have excess reserves, why would a $100 deposit lead to a greater than $100
1. 0 answers
2. asked by Carter
3. 782 views
A 3.00 kHz tone is being produced by a speaker with a diameter of 0.175 m. The air temperature changes from 0 to 29°C. Assuming
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2. asked by Papito
3. 832 views
name the three enviormental factors in order for an organism to live.temperature, nutrients. Nutrients include oxygen, nitrogen,
1. 0 answers
2. asked by Emily
3. 507 views
I am sorry i still don't know how to start. and i am sorry for the problem earlier..it wasn't my fault :(Note that the way
1. 2 answers
2. asked by URGENT PLZ
3. 573 views
WHy are my questions being deleted? plz help me..i didn't mean to be rude :(Repost please. Please post under just one name.
1. 2 answers
2. asked by URGENT PLZ
3. 1,412 views
This reply to some student got deleted, so I'm reposting it.Cos(pi/4 + h) = Cos(pi/4)Cos(h) - Sin(pi/4)Sin(h) = 1/sqrt(2)[1 - h
1. 16 answers
2. asked by Count Iblis
3. 723 views
Given f(x) = -5x-1, find f(a-1).Would this be -5a+5-1? Yes, you have it. What grade are you in?
1. 0 answers
2. asked by Erin
3. 312 views
Can someone show me step by step how to do this problem to have an example to go by so I will be able to do my other problems.
1. 0 answers
2. asked by jessica
3. 709 views
I seem silly asking this question but....How does a table of contents look like? I forgot. Thank you for using the Jiskha
1. 0 answers
2. asked by Lily
3. 505 views
How would you rewrite the equation y = 3x+1 as a function of x.Hmmm. It is written now as a function of x. Do you mean like
1. 0 answers
2. asked by Erin
3. 658 views
Find the solution to the differential equation dy/dx = (x^3)/(y^2),where y(2) = 3 I have: The integral of: dy(y^2) = the
1. 0 answers
2. asked by Suzie
3. 502 views
Why does Buddha hate me?We are a homework help group that assist students in learning. Your questions are becoming far removed
1. 0 answers
2. asked by Tyler
3. 496 views
Translate the following statement into an algebraic equation. Let x represent the number. 9 more than 10 times a number is 5
1. 0 answers
2. asked by veronica
3. 519 views
Find the mean.–9, –2, 3, 10, 13, 15
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2. asked by veronica
3. 318 views
Solve. 15x – 2(6x – 0.865) = 2x + 0.365We will be happy to critique your work or thinking.
1. 0 answers
2. asked by veronica
3. 565 views
Solve: – 5 = – 3
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2. asked by veronica
3. 326 views
A real estate agent received a 2.5% commission on the sale of a home. If the home sold for $259,000, how much was his
1. 0 answers
2. asked by veronica
3. 569 views
A long-distance phone call costs $0.84 for the first minute and $0.58 for each additional minute or portion thereof. Write an
1. 1 answer
2. asked by veronica
3. 499 views
What interest will you pay on a $900 loan for 1 year if the interest rate is 12%?
1. 0 answers
2. asked by veronica
3. 351 views
A principal of $5000 was invested in a savings account for 4 years. If the interest earned for the period was $400, what was the
1. 0 answers
2. asked by veronica
3. 473 views
At 1:00 p.m., a car leaves a city and travels north at a rate of 55 mi/h. An hour later, a second car leaves the city and
1. 0 answers
2. asked by veronica
3. 529 views
The length of a rectangular garden is 4 ft less than 3 times its width. If the perimeter of the garden is 40 ft, find the
1. 0 answers
2. asked by veronica
3. 1,107 views
Which of the following is the best definition of Hess' Law?A. Heat evolved in a given process can be expressed as the sum of the
1. 0 answers
2. asked by Jared
3. 1,188 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. 0 answers
2. asked by Jared
3. 718 views
When 0.643 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 105C is observed.Assume the
1. 1 answer
2. asked by Jared
3. 553 views
May I post a Buddhist Koan (parable or riddle) that I wrote myself and get a critique of it? I already showed it to some of my
1. 0 answers
2. asked by Tyler
3. 456 views
As an assignment for this class as we study cultures and world views, I have to have strangers fill out a survey. I would really
1. 0 answers
2. asked by Emily
3. 437 views
A car is traveling along a straight road at a velocity of +36.0 m/s when its engine cuts out. For the next ten seconds, the car
1. 0 answers
2. asked by Papito
3. 969 views
This is an assignment I have for a sociology class, to have people fill out surveys. Lot's of fun. Thanks!1. What is the most
1. 0 answers
2. asked by Emily
3. 459 views
Identify the vertex of the parabola xsquared-8x-28y-124=0We will be happy to critique your work or thinking.
1. 0 answers
2. asked by Sam
3. 475 views
Write an equation of a circle with the center(-5-8) and radius 2.We will be happy to critique your work. We are not inclined to
1. 0 answers
2. asked by James
3. 414 views
Write an equation of a circle with the center (-5,-4) and radius 6.The general equation for a circle is (x-a)^2 + (y-b)^2 = r^2,
1. 0 answers
2. asked by James
3. 652 views
Write an equation for the translation of circle x^2+y^2=25, 2 units right and 4 units down.We will be happy to critique your
1. 0 answers
2. asked by James
3. 917 views
The solubility of KCLO3 at 25 degree celcius is 10.9 per 100.g of h20.question: If 15 g are addded to 100 g of water at 25
1. 0 answers
2. asked by Tammy
3. 795 views
how do you solve:integral:(x-1)sqrt(x) dx There aren't any limits of integration Add the integrals of x^3/2 dx and -x(1/2) dx.
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2. asked by Aaron
3. 414 views
I have to translate the foll phrase into french and then rewrite them using possive instead of de and the prepositional phrase1.
1. 0 answers
2. asked by DANIELLE
3. 560 views
I need help on these 3 questions.1. The probability that an electron will return to a lower energy level by emitting a photon is
1. 0 answers
2. asked by Anonymous
3. 692 views
Hello,I am currently looking at Touch Football and creating a training program for Touch football. The training program needs 2
1. 1 answer
2. asked by Jarrad
3. 690 views
3-4If you think about this on a number line, it isn't too hard. So picture a line with negaitive numbers on the left going to
1. 0 answers
2. asked by gionf
3. 379 views
The base of a solid S is the simicircular region enclosed by the graph of y = the sqrt of [4-x^2] and the x-axis. If the cross
1. 0 answers
2. asked by James
3. 488 views
Find the coordinate of the image of the point (3,6) rotated with respect to the x-axis and the y-axis.I plotted the points and
1. 0 answers
2. asked by Emily
3. 607 views
The given actual molarity of sulfuric acid was .08M. How do I calculate the absolute error and percentage error?Your question
1. 0 answers
2. asked by Katelyn
3. 613 views
Considering the nature of a water wave , describe the motion of a fishing float on the surface of a lake when a wave passes
1. 0 answers
2. asked by Blessed
3. 1,057 views
what is a pearl?http://en.wikipedia.org/wiki/Pearl
1. 0 answers
2. asked by wilson
3. 467 views
partscoretotalsubmissions1--10/12--10/13--10/14--10/1----4--The tail of a vector is fixed to the origin of an x, y axis system.
1. 2 answers
2. asked by Panda
3. 1,231 views
The tail of a vector is fixed to the origin of an x, y axis system. Originally the vector points along the +x axis. As time
1. 0 answers
2. asked by Panda
3. 1,264 views
A baseball player hits a triple and ends up on third base. The baseball "diamond" is a square, each side with length 24.2 m,
1. 0 answers
2. asked by Papito
3. 1,794 views
please help me...for the power series summation of n^4x^n/2(n-1)factorial....find the radiusi am guessing the radius is either x
1. 0 answers
2. asked by Maria
3. 574 views
comparisons between twelfth night and merchant of veniceThank you for using the Jiskha Homework Help Forum. First of all be sure
1. 0 answers
2. asked by sajida
3. 704 views
1. What three actions we are commanded to do by the seventh commandment?from
1. 0 answers
2. asked by Tiff
3. 918 views
2. What four actions besides stealing are forbidden by the seventh commandment?See my response below.
1. 0 answers
2. asked by Tiff
3. 393 views
Can someone help me figure this out. The difference of two numbers is 80. The second is 8 less than 5 times the first. What are
1. 0 answers
2. asked by jessica
3. 613 views
A trapeze artist, starting from rest, swings downward on the bar, lets go at the bottom of the swing, and falls freely to the
1. 0 answers
2. asked by Papito
3. 673 views
The area of a rectangular blanket in square centimeters is 40x^2+2x-65. The width is 4x-5 cm^2. Find the dimensions of the
1. 0 answers
2. asked by Christian
3. 461 views
i need to write an essay on mass as a sacrafice. i need help on sacrifice in natural religion, the Old Testament beckround to
1. 0 answers
2. asked by Tiff
3. 651 views
integrate ((x^3/6)+(1/(2x)))*squareroot of 1+(x^4/4)+(1/4x^2)-1/2..plz help me...tnx in advance!
1. 0 answers
2. asked by Maria-PLZ HELP
3. 396 views
The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the
1. 0 answers
2. asked by Panda
3. 917 views
The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the
1. 1 answer
2. asked by Panda
3. 1,713 views
integrate -2/xln^4(x)...plz help me..give me an idea on how to start..plzThe derivative of the ln(x) function is 1/x and this is
1. 0 answers
2. asked by Maria
3. 609 views
A uniform solid disk with a mass of 40.3 kg and a radius of 0.454 m is free to rotate about a frictionless axle. Forces of 90.0
1. 1 answer
2. asked by Papito
3. 3,304 views
I hope someone can help me, cause i am so confused.Pressure gradient-why can't submarines go to the bottem of the ocean? please
1. 0 answers
2. asked by Georgia
3. 461 views
SO CONFUSED!!!Why can't submarines go to the bottem of the ocean? It is to do with pressure gradient Total nonsense. Subs go to
1. 0 answers
2. asked by Georgia
3. 514 views
okay so i lied, it's not fun, sorry.pressure gradient-why can't submarines go to the bottem of the ocean? Thank you for using
1. 1 answer
2. asked by Georgia
3. 553 views
A string is attached to a wall and vibrates back and forth, as in Figure 17.18. The vibration frequency and length of the string
1. 0 answers
2. asked by Native
3. 788 views
is there an equation to find mass percent....if know concentration and and final and initial volume of a titration lab?there
1. 0 answers
2. asked by Natalie
3. 504 views
Assuming the dissolution of borax in water is a spontaneous reaction, do you expect the change in enthalpy to be positive or
1. 0 answers
2. asked by Linda
3. 1,280 views
In a previous experiment, 0.800 g of the green complex iron salt was placed in an Erlenmeyer flask and heated with concentrated
1. 1 answer
2. asked by Linda
3. 966 views
Can someone provide a website or something that compare and contrasts the influence of heredity and hormones on human behavior?
1. 0 answers
2. asked by Anonymous
3. 456 views
An empty crucible was heated to drive off any volatile impurities and weighed after cooling (see below). A small amount of the
1. 0 answers
2. asked by Elysia
3. 989 views
Posted by Christian on Monday, May 7, 2007 at 11:34am.The area of a rectangular blanket in square centimeters is 40x^2+2x-65.
1. 0 answers
2. asked by Christian
3. 532 views
what expression raised to the third power is81x^12y^8z^16 answer is 3x^4y^2z^4 No. 3 cubed is 27, and 4 cubed is 64, and
1. 0 answers
2. asked by allen
3. 484 views
i still need help on this...integrate (-2)/(xln^4(x) dx...should i be using substitution ...if yes then wut should i substitute?
1. 0 answers
2. asked by Maria
3. 516 views
how do you divide the following words(attachment and ugliness)? I found these at dictionary.com. at·tach·ment ug·li·ness
1. 0 answers
2. asked by debbie
3. 318 views
please help me...for the power series summation of n^4x^n/2(n-1)factorial....find the radiusand interval of convergence... so
1. 0 answers
2. asked by Maria
3. 601 views
how do the moons stay in orbit around jupiterhttp://www.synapses.co.uk/astro/moon1.html Thanks
1. 0 answers
2. asked by lauren
3. 421 views
7th grade--how do I determine the slope of a set of stairs? Thanksyou find it by measuring thr rise over the run i.e. the
1. 0 answers
2. asked by Ellen
3. 409 views
Please could someone remind me how to calculate mean speed? I have to work out the mean speed of lava flow that travelled 13.5km
1. 0 answers
2. asked by Bean
3. 521 views
describe a hypothetical situation in which collective naturalization might be applied?We do not do your homework for you.
1. 0 answers
2. asked by angie
3. 630 views
Calculate the concentration of NH4+ from ammonium chloride required to prevent the precipitation of Ca(OH)2 in a liter of
1. 1 answer
2. asked by Anonymous
3. 742 views
a reading on a sailboat shows that on December 21, the noonday Sun has an altitude of 86.5 degrees to the south. and the marine
1. 0 answers
2. asked by darlene
3. 710 views
it's 6:00 am in freetown, sierra leone on may 1st,2007, what time and date is it in chicagoSince this is not my area of
1. 0 answers
2. asked by darlene
3. 562 views
I dunno.Why don't u wait 4 a teacher 2 answer that? I guess any grade that can type and ask Qs. :p any grade.
1. 0 answers
2. asked by Lily
3. 426 views
Devise a scheme for separating Al(NO3)3, AgNO3, Ca(NO3)2, and KNO3 from each other.The hint provided is to use the Ksp tables.
1. 0 answers
2. asked by Vanessa25
3. 554 views
Please can someone help me? Thanks!Find the least common multiple of each pair of polynomials: 12x^2-6x-126 and 18x-63 Simplify
1. 0 answers
2. asked by Elizabeth
3. 548 views
how many war planes created in 1943http://www.acepilots.com/planes/main.html This site should give you the information you need.
1. 0 answers
2. asked by debbie
3. 420 views
What is the % of GDP is the national debt?My Answer: The percentage of GDP is national debt is approx. 77%. Is this correct?
1. 0 answers
2. asked by Sarah
3. 556 views
Can you please help with this question?The most well attended parent meetings are those that are based on: 1. the teacher's
1. 0 answers
2. asked by Jill
3. 552 views
Frost's "Stopping by Words on a Snowy Evening" has many examples of figuative language. Here is the site, and here also is a
1. 0 answers
2. asked by GuruBlue
3. 720 views
Can someone edit this?Mon rêve a commencé dans un ascenseur. J'allais au cinq millième cinq cent et cinquante cinquième
1. 0 answers
2. asked by Anonymous
3. 554 views
if 50 mL of .012M barium chloride are mixed with 25 mL of 1.0 x 10^-6M sulfuric acid, will a precipitate form?Calculate Qsp.
1. 0 answers
2. asked by Anonymous
3. 548 views
what is two solutions that are the same?what is relations between x and y? what is the intersection of two inequalities of a
1. 0 answers
2. asked by confused gurl
3. 464 views
juanita practiced the piano 3 hours for 10 days. for the next 16 days she practiced 2 hours a day. write an expression showing
1. 0 answers
2. asked by reru
3. 512 views
Aqueous solutions of Zn+2 and Pb+2 both .0010M. Both form insoluble sulfides. Appx. what pH will allow maximum precipitation of
1. 0 answers
2. asked by Anonymous
3. 600 views
Which would not be a benefit for a childwhen their parent participates in their classroom? 1.the child feels special and
1. 0 answers
2. asked by Jill
3. 651 views
A park has 2 bike trails in the shape of similar quadrilaterals. Trail A has side lengths of 75m, 93m, 114m and 129m. The
1. 0 answers
2. asked by mike
3. 1,023 views
BD is a perpendicular bisector of triangle ABC. XZ is a perpendicular bisector of triangle WXY.Triangle ABC is similar to
1. 0 answers
2. asked by mike
3. 764 views
Points D, E and F are the midpoints of the sides of triangle ABC. If AD=6, CF=4 and the perimeter of triangle ABC = 30, then
1. 1 answer
2. asked by mike
3. 907 views
The length of a triangle is twice the width. The area is 32 square units. Find the length and width.I have the length of the
1. 0 answers
2. asked by megan
3. 662 views

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