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December 21, 2014

Posts by ash


Total # Posts: 444

Algebra
im confused on how to go about the problem. thats y i need help on how to start.
February 25, 2008

Algebra
All the even numbers from 2 to 98 inclusive, except those ending in 0, are multiplied together. What is the rightmost digit, that is, the units digit of the product? (a) 0 (b) 2 (c) 4 (d) 6 (e) 8
February 25, 2008

Algebra
im confused on how to go about the problem. thats y i need help on how to start.
February 25, 2008

Algebra
The positive integer 4 can be represented as a sum of 1's or 2's in five ways, such as 1 + 2 + 1 and 1 + 1 + 2. Show all the ways that the positive integer 5 can be represented as a sum of 1's or 2's.
February 25, 2008

Algebra
im confused on how to go about the problem. thats y i need help on how to start.
February 25, 2008

Algebra
What is the sum of all possible digits that could fill in the blank in 47_021 so that the resulting five digit number is divisible by 3?
February 25, 2008

Algebra
What is the sum of all two digit positive integers whose squares end with the digits 01?
February 25, 2008

algebra
im confused on how to go about the problem. thats y i need help on how to start.
February 25, 2008

algebra
If a is 50% larger than c and b is 25% larger than c, then a is what percent larger than b? (a) 20% (b) 25% (c) 50% (d) 100% (e) 200%
February 25, 2008

Physics
A volleyball is spiked downward at a 55 degree angle gom the vertical net.If the ball is traveling at 22m/s, what are its horizontal and vertical components?
January 27, 2008

Physics
A snail crawls up a bent piece of grass at 2cm/s. If the grass makes a 75 degree angle to the ground,what are the horizontal and vertical components of the snails velocity?
January 27, 2008

Algebra
my teacher gave it to me an i strictly copied an pasted. i think that i have to solve the equation using algebra.by finding the value for A,plug in in an so forth..is that right???
January 27, 2008

Algebra
Suppose that a, b, and c are digits for which the number 708,16b,8c9 is a multiple of 99. Find a+b+c.
January 27, 2008

Algebra
Digit d is randomly selected from the set {1, 2, 3, 4, 5, 6, 7, 8, 9}. Without replacement of d, another digit, e is selected. What is the probability that the two digit number de is a multiple of 3
January 27, 2008

Calculus
well i know it has to begin and end with a 1,3,4,5, or 7.but i dnt know at to do after...
January 26, 2008

Calculus
well i know it has to begin and end with a 1,3,4,5, or 7.but i dnt know at to do after
January 26, 2008

Pre AP Physical Science
If a person's average speed for a 10.00 kilometer race is 5.644 meters per second, what was her winning time?
January 24, 2008

science
HELP! (UNGERT)due next week tue 11 dec :what the similarities+differences between a light microscope and a electron microscope?
December 4, 2007

science
similarities+differences between a light microscope and a electron microscope?
December 4, 2007

math
I hate u!
December 3, 2007

CHEM
Always polar on mastering chemistry
November 26, 2007

Math
Help!
November 1, 2007

Math
(-2) and -2^2. Why are the answers different?
November 1, 2007

alternative health
what are the cell builders
October 29, 2007

Science
A girl makes a sample of a new material and says that the density of the material is 0.85 g/cm. Can you tell how large a sample she made? How?
October 28, 2007

ap physics
can you please check my answers and help me with one question? During a lie dector test, a voltage of 6 V is impressed across two fingers. When a certain question is asked, the resistance between the fingers drops from 400,000 ohms to 200, 000 ohms. What is the current (a) ...
October 25, 2007

ap physics
can you please check my answers and help me with one question? During a lie dector test, a voltage of 6 V is impressed across two fingers. When a certain question is asked, the resistance between the fingers drops from 400,000 ohms to 200, 000 ohms. What is the current (a) ...
October 25, 2007

Decartes Rule
Can you please check my work? Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. 1. f(x)=-7x^9+x^5-x^2+6 This is what I did: There are 2 sign changes f(-x)=-7(-x)^9+(-x)^5-(-x)^2+6 There are 2 sign changes So...
October 12, 2007

Decartes Rules
Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. Please check my answers? 1. f(x)=-7x^9+x^5-x^2+6 This is what I did: There are 2 sign changes f(-x)=-7(-x)^9+(-x)^5-(-x)^2+6 There are 2 sign changes So, are ...
October 10, 2007

Decartes Rule of Signs-Check Problems
Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. 1. f(x)=-7x^9+x^5-x^2+6 This is what I did: There are 2 sign changes f(-x)=-7(-x)^9+(-x)^5-(-x)^2+6 There are 2 sign changes So, are there 2 or 0 positive ...
October 9, 2007

Decartes Rule of Signs
Could you explain to me decartes Rule of signs? Here are my questions: Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. 1. f(x)=-7x^9+x^5-x^2+6 choices are: a. 2 or 0 positive zeros,2 or 0 negative zeros b.2...
October 9, 2007

physics
528
September 16, 2007

physics
501.60
September 16, 2007

econ
In France each unit of labour can produce 3 bottles of wine or 2 shirts. In Portugal each unit of labour can produce 2 bottles of wine or 1 shirt. Which country has a comparative advantage in producing wine? It would seem that France has the advantage. No its Portugal. The ...
May 22, 2007

BCIS
List netiquette guidelines.
May 21, 2007

Capital Budgeting
A company has revenues of 100 per unit sold. Current sales are 7500 units. Labor rates are 15 per hour. It takes 1.2 hours of labor to make each buggy. Material costs are 13.50 per unit. Figures are expected to remain the same permanently if the company continues to ...
April 24, 2007

GEOLOGY-IMPORTANT
hi i am looking for geologically relevant song lyrics or poetry published after 1990. The stuff cant be writen by a geologist either. i realllly need to find this any help i would appreciate so much!!! thank you.
December 5, 2006

geology-important!
hi i am looking for geologically relevant song lyrics or poetry published after 1990. i realllly need to find this any help i would appreciate so much!!! thank you. http://www.danneyball.com/_51.htm http://www.exploratorium.edu/faultline/activezone/media.html http://www.twin-...
December 2, 2006

Integration
ç e^ãx / ãx dx Your symbols are not legible. Please retype using normal keyboard characters Integration of e^radicalx / radicalx dx
November 30, 2006

Math
ç 2x^3 + 3x^2 + x + 1 dx --------------------- -2x + 1 [2x^3 + 3x^2 + x + 1]/(-2x + 1) = ax^2 + bx + c + d/(-2x + 1) ----> 2x^3 + 3x^2 + x + 1 = (ax^2 + bx + c)* (-2x + 1) + d Find a, b , c and d by equating the coeffients of equal powers of x on both sides. ...
November 30, 2006

Identifying controls and Variables
Smithers thinks that a special juice will increase the productivity of workers. He creates two groups of 50 workers each and assigns each group the same task (in this case, they're supposed to staple a set of papers). Group A is given the special Juice. After an hour, ...
October 1, 2006

Science
I missed a few days and I forgot what the following are Independent Variable Dependent Variable Control and the order of scientific methood This should refresh your memory. An independent variable is the potential stimulus or cause, usually directly manipulated by the ...
October 1, 2006

ap chem0 frequency
how do u do this type of problem... What is the frequency of a photon with a wavelength of 2.25 102 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 10-34 Js c = fw. c is speed of light which you have, f is frequency for which you must solve...
September 28, 2006

ap chem-3 quest just need 1 answer
A rifle bullet (mass = 1.50 g) is moving with a velocity of 850. mph. What is the wavelength associated with this bullet? Assume your eyes receive a signal consisting of blue light, = 470 nm. The energy of the signal is 2.5 10-14 J. How many photons reach your eyes? You must ...
September 27, 2006

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