Questions Asked on
August 9, 2014

CalculusMath
The speed S of blood that is r centimeters from the center of an artery is given below, where C is a constant, R is the radius of the artery, and S is measured in centimeters per second. Suppose a drug is administered and the artery begins to dilate at a
asked by Lorine 
physics
You have designed a rocket to be used to sample the local atmosphere for pollution. It is fired vertically with a constant upward acceleration of 17 m/s2. After 20 s, the engine shuts off and the rocket continues rising (in freefall) for a while. (Neglect
asked by Danielle 
Physics
A man is walking under an inclined mirror at a constant velocity Vms1.along the X axis. If the mirror is inclined at an angle θ with the horizontal, then what is the velocity of the image?.
asked by Akshiti 
Algebra
I need help with this problem. What is the Greatest common factor of 12x^2 and 9x?
asked by Lisa 
physics
You have designed a rocket to be used to sample the local atmosphere for pollution. It is fired vertically with a constant upward acceleration of 17 m/s2. After 20 s, the engine shuts off and the rocket continues rising (in freefall) for a while. (Neglect
asked by Danielle 
Help Please!!!!
The oral evacuation system is held with the _______ grasp. A. thumbtonose B. palm C. thumbring D. pinkytonose I said B and was wrong. Thank you!
asked by Kim 
math
The second term of a GP is 81 and the fourth term is 9. Find, (i) the common ratio, (ii) the sum of the first terms, (iii) the sum to infinity.
asked by Et khaw 
Precal
The point (r,theta) in polar coordinates is (7,5) in rectangular coordinates. What is the point (2r, theta + pi/2) in rectangular coordinates? So I tried this problem and got r = sqrt(74). But while finding the value of theta, I got it equal to cot(5/7)
asked by Dave 
CalculusMath
Find d2y/dx2 in terms of x and y. x^2y^22x=3
asked by Lorine 
CalculusMath
The speed S of blood that is r centimeters from the center of an artery is given below, where C is a constant, R is the radius of the artery, and S is measured in centimeters per second. Suppose a drug is administered and the artery begins to dilate at a
asked by Lorine 
English
Sir Thomas More wrote Utopia so that it is a frame narrative. Explain why he did this. My work: Sir Thomas More wrote Utopia so that it is a frame narrative because he wanted to connect a story with in a story. Thomas More did this to connect stories in
asked by Mandi 
Math
A car is going 50mi/h after 5s. The car is traveling 30mi/h about how long does it take the car to stop
asked by Carmen 
Trigonometry
find the perimeter of an isosceles triangle whose base is 20cm and the vertex angle is 120 degrees.
asked by Louise 
physics
a 62.0kg bungee jumper jumps from a bridge. she is tied to a bungee cord whose unstretched length is 12.0 m and falls a total of 31m a) calculate the spring constant k of the bungee cord and b) calculate the maximum acceleration she experiences.
asked by kristen 
physics
a particuler moves along the sides AB,BC,CD of a square of side 25m with a speed of 15m/s. Its average velocity is?
asked by nikhil 
Precalculus
The graph of 4/(2cos(theta)) forms a closed curve. The area of the region inside the curve can be expressed in the form k \pi. What is k^2? So I tried this problem and I got it to be an ellipse 1 = (((x + 8/6)^2)/((16/3)^2)) + ((y^2)/4)) Is this correct?
asked by Aditya 
criminal justice
How a warden must address ethical issues between the correctional officers and the inmates. Can you help me with where to locate information for this question
asked by MIKE 
CalculusMath
Find an equation of the tangent line to the graph at the given point. 3(x2 + y2)2 = 100(x2 − y2), (4, 2)
asked by Lorine 
physics
A superhero is running toward a skyscraper to stop a villain from getting away. As he is moving, he looks up at the top of the building and his line of sight makes a 33.0° angle with the ground. After having moved 300 m, he looks at the top of the
asked by jaime 
Algebra
How do I factor u^2+18u+81? Please help
asked by Lisa 
math
2^5/2  2^3/2
asked by AJ 
Math: Optimising
cant figure out this homework question! I need to use optimisation to find the answer but I cant work it out :( There is a rectangular garden which is in need of fencing. Three sides of the 30m wide garden are already fenced. You own an additional 20m of
asked by Fredrick 
Algebra
y=11/2 x 7/4
asked by Gena 
elementry & intermediate Algebra
Find the yintercept od the line whose equation is Y= 11/2 7/4
asked by Gena 
Geometry
Three different people are to be selected at random, and each will be given one gift card. There is one card from Home Depot, one from Best Buy, and one from Red Lobster. The first person selected gets to choose one of the cards. The second person selected
asked by Shannon 
phi208
robinson agrees with Aquinas' idea that: honor is a subjective quality honor is secondary to integrity honor must be displayed in action honor is secondary to magnanimity none of the above i think the answer is honor must be displayed in action
asked by Kia 
Precalculus
Let a and b be real numbers. Describe the graph of r = a(cos(theta)+b) as much as possible. (The intent of this question is to get as specific a description as possible that holds for all possible values of a and b. For example, if the question was to
asked by John 
Science
*Cement is 70% CaO by mass *Concrete is 17% cement by mass *Concrete masses 150lbs. per cubic feet *There are 27 cubic feet in a cubic yard *15 cubic yards required for house of concrete. CaCo3(s)CaO(s)+CO2(g) 1.) How many kg. of carbon dioxide were
asked by Amere 
physics
A car whose speed is 90km/hr rounds a curve 180m in radius that is properly banked for a speed of 45km/h. FIind the minimum coefficient of friction between tires and road that wil permit the car to make turn. I alreadly saw the same question in here. But
asked by Krishyl 
physics
A certain howitzer has a barrel 7.6 meters long and fires a 65kg projectile 20cm in diameter at a mzzle speed of 400m/s. Use three different ways, each based on an important physical principle, to find the average force on the projectile while it is in the
asked by Krishyl 
Physics
A 97 dodge neon locks it's brakes up and skids 15 ft before hitting a motorcyclist then continues to skid another 130 ft without throwing the rider or motorcycle out from in front of the car. The only damage to car is busted head light and bumper comes off
asked by Dave 
Math
A beach cooler is 2.5 ft long, 1.5ft wide and 2 ft tall. How much ice is needed to fill the cooler at least 1/3 fill? What are the assumptions you make.
asked by Mikil 
English
Explain why the setting depicted in the V for Vendetta trailer is a dystopia. Use specific examples in your explanation. This is what I have so far not sure if it is correct. A dystopia is an imagined place or state in which everything is unpleasant or an
asked by Mina 
writing (and other)
i need HELP!i cant answer the questions about hard topics.in all subjects!please help me.........
asked by angelica 
Science
Why carbon brushes is used in machinary, while carbon z a non metal?
asked by Oscar 
science
Which is the biggest flower of all?
asked by Bryle Jethro P. Camara 
science
Why will foot print stay on the moon forever?
asked by Bryle Jethro P. Camara 
math
Q1.manufactures has a mean writing life of 40 pages with a SD of 2 pages. A purchasing agent selects a sample of 100 pens and them to test. The mean writing life for the same was 39 pages. Should the purchasing agent rejects the manufacturer’s claim?
asked by GAURAV 
math
Q1.A cooperative store is interested in knowing whether there is any significant difference between the buying habits or male and female shoppers.samples of 14 males and 16 female shoppers gave the following information:
asked by GAURAV 
math
Q1.Navyug industriess Ltd.has annual requirement of 5,000 piece of brake cylinder for its popular brand of golf carts.each brake cylinder has a carrying cost of 25 per unit per year.the ordering cost per order is 800.calculate the total inventory cost for
asked by GAURAV 
physics
a particle with velocity of 2m/s at t= 0 moves along a straight line with constant acceleration of 0.2m/s2. find the displacement of the particle in 10 seconds
asked by Joshin 
English
Read the following short paragraph. This paragraph is full of short, choppy sentences. Use your knowledge of sentence variety and prepositional phrases to improve the paragraph. Include all of the details in your revised version. The clouds seemed to loom
asked by Nora 
Eng1511
Paraphrase the sentence, “In my experience as both a learner and later a language practitioner, one has to have a drive that will obstinately motivate one to succeed against all odds.” "In my experience as a learner and later a language practitioner,
asked by Carlee 
Eng 1511
Correct following sentences for subjectverb agreement,tenses and fragments. 1my cat it is very playful 2 when he thought he could afford to pay his own school fees 3This children keep makin a noise. 4These are great news indeed;can't believe I made it. 5
asked by ntokozo 
physics
a family goes on vacation for a week and leaves on a fan that consumes electricity at the rate of 200 watts. If the electricity is $0.14/kWh, how much does it cost to run the fan during this time?
asked by kristen 
Spanish 102, P,P&F Tense Essay
Please look over my short Essay. Past Present and Future tenses must all be used; topic is on activities of a week/ days surrounding I need to score well. Any corrections or advice is very much appreciated.
asked by Shell 
Biology
Suppose that a repressor regulated the expression of the galA gene. Which of the parenthesis would be correct? (((supposing hypothetical bacterium gene: "galA" – encodes an enzyme that is required for cells to digest the sugar galactose/and/ "argB" –
asked by Janice 
coordinate geometry
The joining straight line of the points(3,4)and (2,1) is perpendicular on the points (k,o) and (2,3k) then find out the value of k.
asked by Keya 
math
If the number of square inches in the area of a circle is equal to the number of inches in its circumference,the diameter of the circle is a. 4 inches b. 2 inches c. 1 inches d. pi inches e. 2 pi inches please answer and explain
asked by thomas 
science
What are the six types of simple machines?
asked by Saige 
Algebra 1
On a scale drawing 1/4 in equals 1 foot . If the length of a room on a scale drawing is 5 1/4in , how long is the room ? I just need someone to help me through this problem cause I don't get how to do it at all .
asked by Taylor 
physics
You are riding in a boat whose speed relative to the water is 7.4 m/s. The boat points at an angle of 24.8° upstream on a river flowing at 15.2 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 26.1 m wide.
asked by Danielle 
AP Government and Politics
I have to write a two page essay on whether or not I think that there is a culture war going on in America right now. I say that there is, and my examples are samesex marriage, immigration, and abortion. Are these good examples?
asked by Anonymous 
physics
An object has a weight of 5.10 (N) AT SEA LEVEL. What is the acceleration due to gravity on the object if it is placed in a spaceship?
asked by sherry 
physics
A swimmer heads directly across a river, swimming at 1.5 m/s relative to the water. She arrives at a point 30 m downstream from the point directly across the river, which is 87 m wide.
asked by Danielle 
physics
Ball A is dropped from the top of a building of height h at the same instant that ball B is thrown vertically upward from the ground. When the balls collide, they are moving in opposite directions, and the speed of A is twice the speed of B. At what height
asked by Danielle 
physics
Two boat landings are 8.0 km apart on the same bank of a stream that flows at 2.8 km/h. A motorboat makes the round trip between the two landings in 50 minutes. What is the speed of the boat relative to the water?
asked by Danielle 
physics
A swimmer heads directly across a river, swimming at 1.5 m/s relative to the water. She arrives at a point 30 m downstream from the point directly across the river, which is 87 m wide. (c) In what direction should the swimmer head so as to arrive at the
asked by Danielle 
Algebra
what is the Greatest common factor of 4w^3 and 13w^2 I am thinking it's 52w
asked by Lisa 
Statistics
I need to perform a One Way Anova for the following numbers: Scores: are 1, 2, 3, 2,3,4,4,5,6 Group: are 1, 1, 1, 2,2,2,3,3,3 How do I do this? I have the format but I don't know what numbers to put in for the samples,
asked by Fran 
Precalculus
Let S be the set of points {(r, theta): 2
asked by Aditya 
Algebra
what is the GCF of 15x^4 and 13y^2 I am having a difficult time trying to figure it out.
asked by Lisa 
Algebra
Please help me simplify y^3x^6/y^5x^4
asked by Lisa 
Life
Is there a way to call people who are against gay couples?
asked by Anonymous