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November 26, 2014

Posts by help


Total # Posts: 953

science
so they're near around trees and water? is that right
October 5, 2009

science
can anyone help me answer this question or give me websites can someone tell what is the shield volcano environment like in or around the volcano. please help and thank you
October 5, 2009

math117
Can you divide using the foil effect the answer I got then is 8x^2-17x-9
October 3, 2009

math117
Multiply (1-x)(9-8x) the answer that I came up with is (x-1)(x-8) can some help me and if I am wrong help me to solve
October 3, 2009

physics
Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at starting line but has better engine than car A ...
September 27, 2009

physics
oops i meant that vB is greater than vA...sorry!
September 27, 2009

physics
Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at starting line but has better engine than car A ...
September 27, 2009

Algebra
Find the x and y intercepts: y=x^2-3
September 19, 2009

science
what is the similarities and difference between an igneous rock and a metamorphic rock? please help and thank you =)
September 19, 2009

Pre-Algebra
What is the equations for numbers 4-14???? HELP fast PLEASE
September 15, 2009

math
I don't know
September 14, 2009

algebra
Can someone teach me the steps in finding these like terms I am not sure I am doing it right? 19c + 5d - 10c -8d I come up with 19c -10c =9c + 5d - 8d = 3d so: 9c - 3d do I finally got this?
September 11, 2009

algebra
find the indicated outputs for f(x = 3x^2 -5x f(0)= f(-1)= f (2)=
September 10, 2009

algebra
find the domain of the function g(x) = 2/8-3x I think answer is {x|x=0} but not sure
September 10, 2009

algebra
Soybean meal is 18% protein: cornmeal is 9% how many pounds of each should be mixed together in order to ge a 360 pound mixutre that is 13% protein: I get 200 cornmeal 160 soybean meal I think I put this backwards.
September 10, 2009

algebra
No I had the same answer I just forget to turn my sign around. Thank you
September 10, 2009

algebra
solve: -0.6x<-12
September 10, 2009

algebra
collect like terms: 19c + 5d -10c -8d it dosent come out right I get 9c + 13d
September 10, 2009

algebra
find the domain of the function P(x) =x^2 - 2x + 3 I don't get at all
September 10, 2009

algebra
Find the slpe if it exist of the line containing the pair of points: (2,3) and (9,-4) I get -7/7 but do I need to change this to -1 and why?
September 10, 2009

algebra
Determine whether (-4,5) is a solution of 4x + 8y =1 I would like the steps so I can practice this.
September 10, 2009

algebra
Use the distributive property to help solve the equation: 3(w-3)=-6 W= ??? I have 3w - 3*3 = -6 then I am lost, could someone explain the steps.
September 10, 2009

math
the freshman class ranges in height from 4'8"-6'. Write a compound inequality for the height of a freshman "f". Then write it as an absolut value inequality.
September 10, 2009

11th grade math
Suppose you earn $7.21 per hour and plan to work "h" hours per week. write an expression using variables that models the amount of money you will earn each week. Then, suppose you earn $10 in tips per week, regardless of the hours you work. How does this change the ...
September 9, 2009

algebra 2
An accountant is working on projections for his next assignment and finds that the cost to the company, C, can be expressed as |C-20,000|<4,000. a) solve for the projected cost by writing a compund inequality; then write it as an absolute value inequality.
September 9, 2009

PSYCHOLOGY
Can you think of situations when the egoistic model of altruism seems most likely correct? What about the empathy altruism hypothesis?
August 24, 2009

phycology
Explain how biological influences play a role in BPD?
August 23, 2009

phycology
Explain how biological influences play a role?
August 23, 2009

phycology
What are the benefits and risks of using diagnostic labels to describe maladaptive behavior?
August 22, 2009

english
Thank you, I can tell which sentence is written correctly, but trying to figure out the pronoun reason is a little confusing to me. I will research some more.
August 19, 2009

english
I need help figuring out how to phrase the reasons I picked the answers to the following sentences. I have the answer just can not figure out the best way to say why they are correct. Please help. Class is COM 150 week 9. A)My brother knows more about technology than me. b)My ...
August 19, 2009

MATH Prob.
Look into the text book and search for pobability in box array. create one and then give the answers
August 6, 2009

English
The following sentence indicates what kind of bias? Most of the democracies exhibited lethargy and shortsightedness in the face of fascist aggression. a)a postive bias b)There is no bias. c)a negative bias d)an aggressive bias
August 5, 2009

English
The following sentence indicates what kind of bias: The best art can cut through our tendency to experience life with complacency and prejudgment? a)There is no bias. b)a positive bias c)a partly positive and partly negative bias d)a negative bias
August 5, 2009

MATH
SO MY ANSWER WAS WRONG SO IT SHOULD BE 6>-9 RIGHT
July 20, 2009

MATH
USE < OR > TO MAKE THE STATEMENT TRUE 6 __ -9 DO I HAVE IT RIGHT 6 < -9
July 20, 2009

chemistry- some help plzz totally lost on this one
what answer did you get??
July 13, 2009

Econmics
Hi, Please I researched so badly, I need help to find information about Cybernomics issues and solutions. Please can you help me. Thank You.
June 9, 2009

history
i need facts about world war 1 !!!
May 26, 2009

math
thanks count
May 21, 2009

math
find the geometric mean of 6 and 24.
May 21, 2009

math
how many midsegments does a triangle have?
May 20, 2009

math
a median of a triangle connects what points of the triangle?
May 20, 2009

math
the circumcenter of a triangle is equidistant from the three blank of the triangle? i have to find the blank work
May 20, 2009

math
thank you
May 20, 2009

math
the angle bisectors of a triangle are concurrent at a point called the?
May 20, 2009

math geometry
thnx
May 20, 2009

math subsets
List all the subsets of {2, o, t}.
May 17, 2009

math
List all the subsets of {2, o, t}.
May 17, 2009

math
List all the subsets of {2, o, t}.
May 17, 2009

math
What am I suppose to do here does anybody know? Consider the set of northwestern states or provinces {Montana, Washington, Idaho, Oregon, Alaska, British Columbia, Alberta}. If a person chooses one element, show that in three yes or no questions, we can determine the element.
May 12, 2009

chemistry
Thank you
April 19, 2009

chemistry
That is 25 degree celsius
April 19, 2009

chemistry
A voltaic cell employs the following redox reaction: Sn^2+(aq)+ Mn(s)--> Sn(s) + Mn^2+(aq) Calculate the cell potential at 25 under each of the following conditions. a.)[Sn]= 1.51E-2 M [Mn]= 2.52M b.)[Sn]= 2.52 [Mn]= 1.51E-2 M
April 19, 2009

physics
A gold wire 5.90m long and of diameter 0.890 mm carries a current of 1.21A. A)Find the resistance of this wire. B)Find the potential difference between its ends. Can someone please help me I don't know how to answer these questions? R=p(L/A) 1.21(5.90m/.890mm) Am i setting...
April 12, 2009

art
What are the main differences or similarities? of the book the tell tail hart, the painting the last journey, and the play Romeo and Juliet.
April 8, 2009

art
How is art used to form public opinion in society?
April 7, 2009

10th grade
radiocarbon dating? can someone please explain?
March 18, 2009

9th Grade Math
For my hw i have to graph the following equations 1) x - 3y -5 = 0 and 2x = 1 - 3y 2) y - 3x =5 and 3x = 7 + y 3) x = 3y and x +2 = 11 4) y = 2/5x + 1 and x + 2y +11 After done graphing the equations i have to state if there are zero, one, or many solutions. I have already ...
March 16, 2009

math
on may 12, Scott accepted an $8000, 12%, 90 day note for a time extension of a bill for goods bought by ron. On june 12, scott discounted the note at able bank at 10% What proceeds does scott receive
March 15, 2009

math
on may 12, Scott accepted an $8000, 12%, 90 day note for a time extension of a bill for goods bought by ron. On june 12, scott discounted the note at able bank at 10% What proceeds does scott receive
March 15, 2009

math
Ron bought goods from shelly katz. On may 8, shelly gave ron a time extension on his bill by accepting a $3000, 8%, 180 day note. On august 16, shelly discounted the note at Roseville bank at 9% what proceeds does shelly rerceive?
March 15, 2009

finance
Ron bought goods from shelly katz. On may 8, shelly gave ron a time extension on his bill by accepting a $3000, 8%, 180 day note. On august 16, shelly discounted the note at Roseville bank at 9% what proceeds does shelly rerceive?
March 15, 2009

math
what the hell kind of answer is that
March 15, 2009

math
i get it now
March 6, 2009

math
what do u mean add the straight edge im still a bit confused
March 6, 2009

math
how can i find the perimeter of a semi circular flower bed of diameter 20m?
March 6, 2009

Science
Which group of words names the three states of metter you can observe? 1 ice water air 2 juice water milk 3 solid liquid gas 4 hard soft light
February 18, 2009

lang
it looks great and im sorry for your loss
February 5, 2009

math
the price of a brick today is 49 cents. this is 3 cents less than 4 times the price 20 years ago. what was the price 20 years ago?
February 5, 2009

english
I'm not asking for anyone to DO my homework for me - I was asking for help to unscramble letters. NO THANK YOU!!
January 17, 2009

english
unscramble these letters please OXENTS
January 17, 2009

science
which of these is always equal to the number of protons in an atom
January 7, 2009

7th grade
okay thanks. i really am thankfull for ur help
January 5, 2009

7th grade
this is hw. my teacher is making it 150 words. i already have beacause the title might sound intresting
January 5, 2009

7th grade
why would some one want to read your paper.
January 5, 2009

physics
the coefficient of kinetic friction between the block and inclined plane is 0.28 and angle è = 65°. What is the block's acceleration (magnitude and direction) assuming the following conditions? (a) It is sliding down the slope. m/s2 (b) It has been given an ...
December 16, 2008

physics
The floor of a railroad flatcar is loaded with loose crates having a coefficient of static friction of 0.20 with the floor. If the train is initially moving at a speed of 47 km/h, in how short a distance can the train be stopped at constant acceleration without causing the ...
December 16, 2008

physics
A train moving at a constant speed of 68.0 km/h moves east for 33.0 min, then in a direction 40.0° east of due north for 30.0 min, and then west for 59.0 min. What is the average velocity of the train during this run? Magnitude km/h
December 16, 2008

physics
A rotating fan completes 1200 revolutions every minute. Consider a point on the tip of a blade, at a radius of 0.11 m. (a) Through what distance does the point move in one revolution? m (b) What is the speed of the point? m/s (c) What is the magnitude of its acceleration? m/s2...
December 15, 2008

physics
A concrete block of mass 244 kg hangs from the end of the uniform strut of mass 45.0 kg. Angle ϕ = 30.0° and è = 45.0°. (a) Find the tension T in the cable. N (b) Find the horizontal component of the force on the strut from the hinge. N (right) (c) Find the...
December 15, 2008

physics
cool
December 15, 2008

physics
a slide loving pig slides down a certain 44° slide in twice the time it would take to slide down a frictionless 44° slide. What is the coefficient of kinetic friction between the pig and the slide?
December 15, 2008

physics
At the instant the traffic light turns green, an automobile starts with a constant acceleration a of 2.3 m/s2. At the same instant a truck, traveling with a constant speed of 9.4 m/s, overtakes and passes the automobile. (a) How far beyond the traffic signal will the ...
December 15, 2008

physics
A concrete block of mass 244 kg hangs from the end of the uniform strut of mass 45.0 kg. Angle ϕ = 30.0° and è = 45.0°. (a) Find the tension T in the cable. N (b) Find the horizontal component of the force on the strut from the hinge. N (right) (c) Find the...
December 15, 2008

physics
a 51.0 kg uniform square sign, of edge L = 2.00 m, is hung from a horizontal rod of length dh = 3.00 m and negligible mass. A cable is attached to the end of the rod and to a point on the wall at distance dv = 4.00 m above the point where the rod is hinged to the wall.
December 15, 2008

physics
A circular-motion addict of mass 70 kg rides a Ferris wheel around in a vertical circle of radius 10 m at a constant speed of 6.5 m/s. (a) What is the period of the motion? s (b) What is the magnitude of the normal force on the addict from the seat when both go through the ...
December 14, 2008

physics
The block in the figure below lies on a horizontal frictionless surface and is attached to the free end of the spring, with a spring constant of 65 N/m. Initially, the spring is at its relaxed length and the block is stationary at position x = 0. Then an applied force with a ...
December 14, 2008

physics
The position of a particle moving along an x axis is given by x = 15t2 - 2.0t3, where x is in meters and t is in seconds. (a) Determine the position, velocity, and acceleration of the particle at t = 3.0 s. x = m v = m/s a = m/s2 (b) What is the maximum positive coordinate ...
December 14, 2008

Philosophy
Can someone explain to me Nietzsche's doctroine of the "will to power"
December 10, 2008

Science
Thank you....I did mean organelle.
December 7, 2008

math
2 /r + 8/r- 2 =
December 5, 2008

math set 4
dave and anita each earned the same amount of money selling newspapers but each worked different number of days. dave worked for 8 days.he earned 15$ less per day then anita did. anita worked for 4 days. how much did each earn altogether? how much money did each earn per day? ...
November 13, 2008

calc
Ok, first you integrate the problem so it equals 19x + x^2 - 5x^4 Next I'll write this out then show you. You then plug in x = 3 to this equation and then plug in x = 1 Subtract the equation of x = 1 from the equation x = 3. (19(3) - (3)^2 - 5(3)^4) - (19(1) - (1)^2 - 5(1...
November 10, 2008

Chemistry
Why doesn't it enter the reaction?
November 10, 2008

Chemistry
What is the products for HCl + Na2S04 + BaCl2?
November 10, 2008

calculus
y' = 60(3x + 1)^19 y' = 60(3(0) + 1)^19 y' = 60(1)=60 Then use point-slope form y - y1 = 60(x - x1) y - 1 = 60(x - 0) y - 1 = 60x y = 60x + 1
November 10, 2008

english
what are the analytical writing traits??
October 1, 2008

math
the calories in a breakfast sandwich come from three sources: 144 calories are from carbohydrates 108 calories are from fat and 56 calories are from protein use properties of addition to find the total number of calories in the sandwich
September 30, 2008

physics
Thank you
September 28, 2008

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