Saturday
May 30, 2015

Posts by J


Total # Posts: 782

Medical Sociology
Obamacare will enable 32 million more Americans to have health insurance. Despite this coverage, medical sociologists know that there are other barriers besides health insurance that make it difficult for patients to seek medical care. Describe 3 such barriers to seeking care...
December 12, 2012

math
f(x)=165*x what is the domain plz i need help
December 5, 2012

sat essay
We'll no a speech can't just change some one so I think not
November 30, 2012

science
speed=frequencyxwavelengthc=f please explain
November 29, 2012

math
what number is 33% of 500?
November 27, 2012

math
the reciprocal of the expression 2/x + 3/1
November 23, 2012

math
the reciprocal of the expression 2/x + 3/1
November 23, 2012

Math
578 of 850 employees work directly with guests what percentage of employees work directly with guests
November 19, 2012

social studies
What physical feature in Africa is located in the northeast and seperates it from Asia?
November 13, 2012

Math (Algebra 1)
24.333
November 8, 2012

Math
Central Middle School sold 50 tickets for one night of the school play. Student tickets sold for $2 each and adult tickets sold for $3 each. They took in $135. How many of each type of ticket did they sell?
November 7, 2012

Physic
A 10 kg particle moving along the x-axis experiences the force shown in figure. The particle goes from v=1.0m/s at x=0 and v=5.0 m/s at x=2. What is the f max?
October 30, 2012

science
Thank you Ms.Sue you a super duper smart and you are the best! :) :D
October 22, 2012

science
Any websties that say if a snowflake is a crystal? |
October 22, 2012

science
Is a snowflake a crystal? Can you show me a website were i can read about what a crystal is?
October 22, 2012

science
Is a mineral a crystal?
October 22, 2012

voltage drop
12v r1=10 r2=15 r3=2 r3=18 how would one solve this
October 22, 2012

CALC 251
Suppose that f(x)= (e^x)/(x^2+16. Find f'(0).
October 22, 2012

CALC 251
Let f(x)= [5x^(1/4)]*(x^3-8) Evaluate at f'(x).
October 22, 2012

math
A water trough is 4 m long and its cross-section is an isosceles trapezoid which is 210 cm wide at the bottom and 280 cm wide at the top, and the height is 70 cm. The trough is not full. Give an expression for V, the volume of water in the trough in cm^3, when the depth of the...
October 15, 2012

Calculus 251
The slope of the tangent line to the curve y= 3x^3 at the point (-1,-3) is:? The equation of this tangent line can be written in the form y=mx+b where m is:? and where b is:?
October 15, 2012

ENGLISH
You can't expect people to do your homework for you. The whole idea is to help each other. I can check your answers but that's hard to do when you dont post any....
October 14, 2012

finance
You have been given the following information on a project: It has a 3-year lifetime The initial investment in the project will be $28 million, and the investment will be depreciated straight line, down to a salvage value of $6 million at the end of the fourth year. The ...
October 13, 2012

Physics
A truck is stopped at a stoplight. When the light turns green, the truck accelerates at 2.0 m/s2. At the same instant, a car passes the truck going 13 m/s. Where and when does the truck catch up with the car? _________m (from the intersection)
October 7, 2012

math
plz help
October 3, 2012

Elena plz help
help me plz
October 3, 2012

math
4. Point E is located at (–2, 2) and point F is located at (4, –6). What is the distance between points E and F? a. square root of 52 b. square root of 28 c. 10 d. square root of 20 5. In which quadrant is the point (x, y) located if x is negative and y is positive? ...
October 3, 2012

math
c d a
October 3, 2012

algebra
From a point on a straight road. Pablo and Kelsey ride bicycles in the same direction. Pablo rides 12mph and Kelsey ride 14mph. How many hours will they be 9 miles apart
September 18, 2012

Algebra
- The quotient of 6 and a number increased by 6 -> 6 / x+6 - The product of 9 and c decreased by 8 -> (9)(c-8)
September 11, 2012

History
What were the economic and social condition of America in the early 1900s (1900-1940)?
September 11, 2012

CHEMISTRY
HOW MANY GRAMS OF CALCIUM IS 3.08 MOL OF Ca?
September 9, 2012

CHEMISTRY
HOW MANY MOLES OF CALCIUM IS 139g OF Ca?
September 9, 2012

CHEMISTRY
HOW MANY ATOMS 0.151 MOL OF LITHIUM?
September 9, 2012

CHEMISTRY
HOW MANY MOLES OF LITHIUM IS 2.69XE9
September 9, 2012

geometry
Given x is the midpoint of yz. given xy =6x+4 and yz=40, fing the value of x
September 5, 2012

Geometry
Given x is the midpoint of yz. given xy =6x+4 and yz=40, fing the value of x
August 13, 2012

health
me to!! haha dey don't know
August 11, 2012

biology
32
August 9, 2012

chemistry
If after precipitation of the Group I cations as chlorides by the reaction with HCl, nearly all of the precipitate dissolves in the hot water, what ion is most probably present and which ions are most probably absent?
July 22, 2012

physics
the motion of a particle along a straight line is described by the function x=(2t-3)^2 where x is in metres and t is in seconds. A)find the position ,veocity and acceleration at t=2 sec. B) find the velocity of the particle at origin.
June 26, 2012

Physics
Find the forces exerted by the two supports of a 4.0m, 50-kg diving board when a 60-kg woman stands at its end. The two supports are 0.8m apart. This time consider the mass of the diving board.
June 24, 2012

physics
A car starts from rest and travels for 6.3 s with a uniform acceleration of 2.3 m/s2. The driver then applies the brakes, causing a uniform acceleration of −1.9 m/s2. If the brakes are applied for 2.6 s, how fast is the car going at the end of the braking period?
June 7, 2012

physics
.0
June 4, 2012

Calculus
Find the shortest distance between the two skew lines L1 and L2 with equations r = [1,2,2] + s [4,3,2] and r = [1,0,-3] + t [4,-6,-1]
May 26, 2012

Calculus
Find the shortest distance from a point P(2,-1,2) to a line L r= [-1,0,7] + t [4,1,-2].
May 26, 2012

Calculus
thanks reiny!
May 26, 2012

Calculus
7. Where does the line r = (1, 2, -5) + t (2, -3, 1) meet the plane 2x + 5y - 3z = 6?
May 26, 2012

Calculus
6. Find out if the line r = (1, 3, 8) + t (-2, 5, 7) is parallel to the plane 3x + 4y - 2z = 1
May 26, 2012

Calculus
5. Determine an equation for the plane that is exactly between the points A(-1, 2, 4) and B(3, 1, -4).
May 26, 2012

Calculus
thank you reiny, thats the answer i first got but i wasn't sure if it was right, thanks
May 26, 2012

Calculus
4. Write a vector equation of the line through the point (5, -2, 3) and parallel to the vector v=[4, -3, 1]
May 26, 2012

Calculus Grade 12 University
for the #4 i got r = (5, -2, 3) + t(4, -3, 1) --- can you please help me on 5, 6, 7. instead since i got 4. thanks steve
May 26, 2012

Calculus Grade 12 University
thanks steve. do you know how to do these ones? :( 4. Write a vector equation of the line through the point (5, -2, 3) and parallel to the vector v=[4, -3, 1] 5. Determine an equation for the plane that is exactly between the points A(-1, 2, 4) and B(3, 1, -4). 6. Find out if ...
May 26, 2012

Calculus Grade 12 University
8. Find the vector equation of the line in which the 2 planes 2x - 5y + 3z = 12 and 3x + 4y - 3z = 6 meet.
May 26, 2012

Calculus grade 12
7. Where does the line r = (1, 2, -5) + t (2, -3, 1) meet the plane 2x + 5y - 3z = 6?
May 26, 2012

Calculus
6. Find out if the line r = (1, 3, 8) + t (-2, 5, 7) is parallel to the plane 3x + 4y - 2z = 1
May 26, 2012

Calculus
5. Determine an equation for the plane that is exactly between the points A(-1, 2, 4) and B(3, 1, -4).
May 26, 2012

Calculus
4. Write a vector equation of the line through the point (5, -2, 3) and parallel to the vector v=[4, -3, 1]
May 26, 2012

Calculus
6. Find out if the line r = (1, 3, 8) + t (-2, 5, 7) is parallel to the plane 3x + 4y - 2z = 1
May 25, 2012

Calculus
5. Determine an equation for the plane that is exactly between the points A(-1, 2, 4) and B(3, 1, -4).
May 25, 2012

Calculus
is it like this r = (5, -2, 3) + t (4, -3, 1) thats all i have to do for this question?
May 25, 2012

Calculus
how do i do that...
May 25, 2012

Calculus
4. Write a vector equation of the line through the point (5, -2, 3) and parallel to the vector v=[4, -3, 1]
May 25, 2012

Calculus
thank you steve :)
May 25, 2012

Calculus
3. Determine that the vectors u=[t, 4, 2t+1] and v=[t+2, 1-t, -1] are perpendicular, find the possible values of the contant, t.
May 25, 2012

Calculus
thanks Steve!
May 25, 2012

Calculus
2. Give that the vectors u=[2, t, -4] and v=[1, -3, t-4] are perpendicular, find the value of the constant, t.
May 25, 2012

Calculus
thanks steve!
May 25, 2012

Calculus
1. Find a unit vector which is perpendicular to both of the vectors m=[4, 2, -3] and n=[2, -3, 1]
May 25, 2012

spanish/help pleaseeeee
cuando yo era chica, mi vida era muy diferente. Yo nunca trabajaba, solo jugaba con mis amigas. Mis padres iban al trabajo y mis abuelos me cuidaban. Nosotros no teniamos un televisor, por eso nos divertiamos con la conversacion, los juegos y la musica,
May 24, 2012

Calculus
thanks
May 24, 2012

Calculus
t(t+2) + 4(1-t) - (2t+1) = 0 t = 1,3 like that?
May 24, 2012

Calculus
3. Determine that the vectors u=[t, 4, 2t+1] and v=[t+2, 1-t, -1] are perpendicular, find the possible values of the contant, t.
May 24, 2012

Calculus
thanks!
May 24, 2012

Calculus
You want u.v=0 2 - 3t - 4(t-4) = 0 t = 18/7 like that?
May 24, 2012

Calculus
2. Give that the vectors u=[2, t, -4] and v=[1, -3, t-4] are perpendicular, find the value of the constant, t.
May 24, 2012

Calculus
thank you !
May 24, 2012

Calculus
| i j k | | 4 2 -3 | | 2 -3 1 | = [-7,-10,-16]/9√5 like this? please check if it's correct, thanks MathMate
May 24, 2012

Calculus
1. Find a unit vector which is perpendicular to both of the vectors m=[4, 2, -3] and n=[2, -3, 1]
May 24, 2012

Maths
Dear Rainy, Shape is 300 * 300 so total 90000 sq feet. Now since u know the shape, can u pl guide abt the answer. Thank u v much in advance. J
May 22, 2012

Maths
How many trees can be planted in an area of 90000 sq feet if vertically 8 feet distance and horizontally 3 feet distance is to be kept? Pl show the method of calculations.
May 22, 2012

Calculus
Write a vector equation AND parametric equations of the line through the points A(6,-1,5) and B(-2,-3,6) direction vector = [8,2,-1] a vector equation r = (6,-1,5) + t(8,2,-1) use that to write the parametrics how do i write parametrics
May 17, 2012

Calculus
using cartesian vectors ** forgot to include that.
May 17, 2012

Calculus
determine the each resultant a) 10 km/h north followed by 8 km/h west b) 25 N at 10 degrees to the horizontal and 30 N horizontally.
May 17, 2012

Calculus
three forces each of magnitude 50 N, act in eastward, westward, and northwest directions, Find the resultant force.
May 17, 2012

Calculus
determine the angle between the planes 2x + 2y + 7z = 8 and 3x - 4y + 4z = 5
May 17, 2012

Calculus / a bit of physics
explain why a scalar equation of the line exists in 2-D space, but not in 3-D space.
May 17, 2012

Calculus
determine an equation for each plane a) contains the point A(6,2,3), B(5,1,-3), and C(5,7,-2) b) parallel to 2x + 6y + 4z = 1 and contains the point P(3,2,1)
May 17, 2012

intro to ethics - philosophy
Some arguments have complex premises, where too much information is given. Outline the following argument.? Some matters of foreign policy are just beyond George W. Bush’s grasp, for, like in the matter of the prison in Iraq where that female soldier had her pictures ...
May 16, 2012

Calculus
determine the angle between the planes 2x + 2y + 7z = 8 and 3x - 4y + 4z = 5
May 10, 2012

Calculus
explain why a scalar equation of the line exists in 2-D space, but not in 3-D space.
May 10, 2012

Calculus
determine an equation for each plane a) contains the point A(6,2,3), B(5,1,-3), and C(5,7,-2) b) parallel to 2x + 6y + 4z = 1 and contains the point P(3,2,1)
May 10, 2012

Calculus
how do i write the parametrics
May 9, 2012

Calculus
Write a vector equation AND parametric equations of the line through the points A(6,-1,5) and B(-2,-3,6)
May 9, 2012

Calculus
thankyou!
May 9, 2012

Calculus
Determine the vector u = AB and its magnitude, given A(3,7,-2) and B(9,1,5).
May 9, 2012

Calculus
thank you!
May 9, 2012

Calculus
Calculate the angle between u = [5,7,-1] and v = [8,7,8]
May 9, 2012

Calculus
thank you!
May 9, 2012

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