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Dave

Questions (508)

Describe the purpose of the Native American reservation as well as the lives led by those who resided there. Did the reservation
1. 1 answer
2. 576 views
Discuss the original purposes of the Freedman’s Bureau and the goals of the planned enlargement of the program by Congress.
1. 2 answers
2. 1,141 views
Would you agree that it is valuable for a nation to have a citizenry that is reasonably well versed in science? Give reasons for
1. 1 answer
2. 461 views
Orange juice is often touted by nutritionists as being an excellent antioxidant. Within an essay response, discuss the following
1. 0 answers
2. 843 views
At rest, the human heart beats once every second. At the strongest part of thebeat, a person's blood pressure peaks at 120mmHg.
1. 1 answer
2. 1,080 views
The volume of grains in a silo at a particular time (measured in hours) is givenby V (t) = 4t(3-t)m^3 Find the rate of change of
1. 1 answer
2. 781 views
Consider the function f(x) = 2x2 + 1. Find the equation of the tangent to the graph of f(x) at x = 2 (when calculating f'(2, use
1. 0 answers
2. 415 views
Consider the trigonometric function f(t) =-3+4cos(pi/3(t-3/2)) What is the amplitude/period of f(t)? What are the maximum and
1. 1 answer
2. 572 views
container holding 340g of water (initially at 14 degrees celsius) is placed in microwave oven, which is turned on for 3 minutes.
1. 4 answers
2. 609 views
Which of the following statements is FALSE about Andrew Johnson's perspective about the South?Answer He viewed Southern
1. 0 answers
2. 668 views
Would you agree that it is valuable for a nation to have a citizenry that is reasonably well versed in science? Give reasons for
1. 0 answers
2. 400 views
Orange juice is often touted by nutritionists as being an excellent antioxidant. Within an essay response, discuss the following
1. 0 answers
2. 461 views
A young woman named Kathy Kool buys a sports car that can accelerate at the rate of 4.6 m/s2. She decides to test the car by
1. 1 answer
2. 766 views
Did UC Irvine stop sending acceptances for 2012? If not, when is the last day? Also when do they send rejection letters? Thanks
1. 4 answers
2. 420 views
Sally runs 2.8 m/s. John runs 1.9 m/s. if John has a 30 m head start. How far before Sally catches John?
1. 1 answer
2. 561 views
You are driving to the grocery store at 12.7 m/s. You are 108.0 m from an intersection when the traffic light turns red. Assume
1. 1 answer
2. 543 views
A hot-air balloon plus cargo has a mass of 1740 {\rm kg} and a volume of 12030 {\rm m^3}. The balloon is floating at a constant
1. 1 answer
2. 769 views
A hot-air balloon plus cargo has a mass of 1740 {\rm kg} and a volume of 12030 {\rm m^3}. The balloon is floating at a constant
1. 0 answers
2. 753 views
A horizontal pipe carries oil whose coefficient of viscosity is 0.00010 ns/ m^{2}}. The diameter of the pipe is 5.5 cm, and its
1. 0 answers
2. 697 views
A tin can is filled with water to a depth of 50 cm. A hole 16 cm above the bottom of the can produces a stream of water that is
1. 0 answers
2. 594 views
you have four $5.00 bills. You buy a shirt for $10.00 What fraction of money do you have left. Use equivalent fraction.
1. 2 answers
2. 587 views
you have four $5.00 bills. You buy a shirt for $10.00 What fraction of money do you have left. Use equivalent fraction.
1. 1 answer
2. 419 views
I just need help with the set up of this problem, that's where I'm getting lost.A mining company operates two coal mines, M1 and
1. 3 answers
2. 599 views
The population of a country was 8.4 million people in 2000. Three years later, the population of the same nation was 9.3 million
1. 1 answer
2. 1,884 views
A disk and a ring, both of mass and radius, are placed at the bottom of an incline and allowed to roll down. Give an expression
1. 0 answers
2. 508 views
How many milliliters of a 110mL solution of 1.5 M AlCl3 must be used to make 70mL of a solution that has a concentration of 0.2M
1. 1 answer
2. 865 views
Ten rabbits are riding in wagons. Two rabbits sit in each wagon. How many wagons are there?Three jump out of the wagons. How
1. 1 answer
2. 604 views
If HOCl has a Ka=3.2*10^-12, what is the pH of 0.1M KOCl?
1. 1 answer
2. 886 views
1. How much potential energy does a 5kg block have if it is 2m above the ground?2. What is the mass of an object that has 40J of
1. 7 answers
2. 1,970 views
A container of hot water at 80 deg C cools to 79 deg C in 15 seconds when it is placed in a room that is at 20 deg C. Use
1. 0 answers
2. 593 views
A container of hot water at 80 deg C cools to 79 deg C in 15 seconds when it is placed in a room that is at 20 deg C. Use
1. 0 answers
2. 596 views
find the slope of the tangent line to the graph of f at the given point. Graph f and the tangen line.9. f(x) = 3x +5 at (1.8)
1. 1 answer
2. 474 views
1.If a stock's return has a large standard deviation, that suggests the stock has little risk is tru or false.2.If the return on
1. 0 answers
2. 588 views
A ball, initially at y = 0, is thrown straight down and takes 1.40 s to move 13.8 m in the - y direction. Calculate the initial
1. 0 answers
2. 440 views
From a 1M Tris solution, how is a 400ml of 0.2 M Tris prepared? I have no idea where to start
1. 0 answers
2. 1,147 views
Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 5.3 g of iron are to be dissolved in 1.7 M HCl. What is
1. 1 answer
2. 2,252 views
The Roper Organization conducted identical surveys 5 years apart. One question asked of women was Are most men basically kind,
1. 1 answer
2. 853 views
Why are the quadrants situated and numbered the way they are.What is the purpose.
1. 1 answer
2. 421 views
Add fraction and mixed numbers and reduce to lowest term9 2/3 3 2/5 3/4 Can someone explain how to solve?
1. 1 answer
2. 600 views
What is the probability without replacement of drawing at least one ten (52 card deck)?
1. 1 answer
2. 650 views
x+(xtimes.15)=1725
1. 1 answer
2. 358 views
I'm asked to find the shortest wavelength photon emitted for the paschen series for the hydrogen atom. I used the Rydberg
1. 1 answer
2. 869 views
I need a step-by-step limit definition of derivative for y = ln(x).
1. 0 answers
2. 347 views
Answer the questions negatively, using the imperfect tense. Make sure to include the direct object pronoun when needed. Follow
1. 2 answers
2. 7,592 views
. Hay una variedad de las bebidas y los postres deliciosos tambiénMy teacher marked that sentence down, and according to her
1. 1 answer
2. 491 views
Part 1You are a pirate working for Dread Pirate Roberts. You are in charge of a cannon that exerts a force 10000 N on a cannon
1. 0 answers
2. 785 views
The initial kinetic energy imparted to a 0.1 kg bullet is 1036 J. The acceleration of gravity is 9.81 m/s2 . Neglecting air
1. 1 answer
2. 2,561 views
Rosie (mass 58 kg) pushes a box with a horizontal force of 120 N (26.976 lb) at a speed 25 m/min. What is Rosie’s power
1. 1 answer
2. 776 views
A 1760 kg car accelerates uniformly from rest to 8.8 m/s in 4.52 s.Find the work done on the car in this time. Answer in units
1. 0 answers
2. 435 views
A block of mass 5 kg, which has an initialspeed of 3 m/s at time t = 0, slides on a horizontal surface. Find the magnitude of
1. 1 answer
2. 706 views
do adult men go out to dinner alone more than adult women and what is the percentage of men versus women women dine alone?
1. 1 answer
2. 449 views
César le da consejos a un amigo en su primer día de trabajo porque el director de la cadena tiene muy mal humor. Escucha los
1. 1 answer
2. 4,364 views
I need someone to help explain how this math problem works. I am not sure how to convert this fraction below to arrive at 100.8
1. 4 answers
2. 606 views
Does anyone know how can I apply the Pythagorean Theorem to real world situations.
1. 2 answers
2. 511 views
Having trouble with these pairs of numbers (20,21,29) - (28,45,53) I am supposed to develop a Pythagorean triple. Here is that I
1. 2 answers
2. 914 views
Could someone please describe two main differences between classical and empirical probabilities.
1. 1 answer
2. 456 views
I do not know how to answer this question. Would someone please help me with each of the four question below? Thank you.Question
1. 1 answer
2. 1,344 views
In this equation 4(x^2 – 8x) = 4(13), what would the coefficient of x^2 be in this case? Would this be correct 4x1=4? If not,
1. 5 answers
2. 597 views
My problem I have involves a method that requires using the quadratic equations that comes from India. Here the problem that I
1. 2 answers
2. 763 views
Can someone please help me to answer the following question? The question below has four choices, but only one correct answer.
1. 3 answers
2. 921 views
d/dx (x)(e^xy)(cos2x).Product rule lets me take the derivative of f(x)g(x). But three functions?
1. 1 answer
2. 359 views
Please Help!(R=restaurant) If R1 is 480-8t-0.8t^2 and R2 is 254+0.78t, how would I write a function (R3)that represents the
1. 1 answer
2. 408 views
(R=restaurant)If R1 is 480-8t-0.8t^2 and R2 is 254+0.78t, how would I write a function (R3)that represents the total sales for
1. 0 answers
2. 434 views
Find the speed of a pendulum bob at the bottom of its swing if its initial displacement is 5 degrees and its period is 2 s.
1. 2 answers
2. 514 views
A child of mass 40.0 kg is swinging on a swing with ropes of length 4.0 m. How long does it take the child to swing from the
1. 2 answers
2. 1,440 views
blocks A and B weigh 10 lb and 40 lb,respectively. A and B extend over a fixed drum, one on reach side. Determine the
1. 1 answer
2. 839 views
If ∆ ABC ~ ∆ DEF, BC = 12 cm, EF = 10 cm, and AC = 18 cm, find DF.
1. 1 answer
2. 907 views
Your manager has asked that you reach out to three senior leaders in the organization to build a better understanding of their
1. 1 answer
2. 461 views
What does the word anti mean?My answer- is opposed to something????? Please help me
1. 1 answer
2. 660 views
The mean starting salary for graduates in the spring of 2004 was $36,280. Assume that the distribution of starting salaries
1. 2 answers
2. 1,550 views
You observe a plane approaching overhead and assume that its speed is 700 miles per hour. The angle of elevation of the plane is
1. 1 answer
2. 1,420 views
You weigh 585N on Earth, what is your mass? What do you weigh on the moon id g is 1.60m/s2
1. 0 answers
2. 577 views
Acetic acid (CH3COOH) reacts with isopentyl alcohol (C5H12O) to form isopentyl acetate (C7H14O2), a fragrant substance with the
1. 1 answer
2. 1,559 views
Acetic acid (CH3COOH) reacts with isopentyl alcohol (C5H12O) to form isopentyl acetate (C7H14O2), a fragrant substance with the
1. 0 answers
2. 791 views
A 2.50 gram sample of bronze was dissolved in sulfuric acid. The copper in the sample reacted with sulfuric acid to form copper
1. 2 answers
2. 2,140 views
A tugboat can go 10 miles upstream in the same time as it can go 15 miles downstream. If the tugboat goes 12 miles per hour in
1. 0 answers
2. 468 views
While shopping, Jill spent six times as much as Nan. If they spent a total of $112, how much did each person spend?
1. 1 answer
2. 1,269 views
A large boulder is ejected vertically upward from a volcano with an initial speed of 41.0 . Air resistance may be ignored.
1. 2 answers
2. 660 views
Hi: I need help with the following physics problem. Can you explain it to me? Thank you,The fastest measured pitched baseball
1. 0 answers
2. 541 views
Reduce each rational expressionx^3-4xy^2/3x^3-2x^2y-8xy^2
1. 1 answer
2. 630 views
find function value f(x)=x
1. 1 answer
2. 375 views
How would you read these two formulas? The 1/4 and 1/6 are throwing me off. These are example problems from what I need to do.Va
1. 0 answers
2. 313 views
A student dissolved 4.00 g of Co(NO3)2 in enough water to make 100. mL of stock solution. He took 4.00 mL of the stock solution
1. 4 answers
2. 9,097 views
Why do Oxygenated fuels contain less energy than hydrocarbons?
1. 1 answer
2. 359 views
If the acceleration gravity is 1.6m/2 on the moon and you weigh 539 N on earth, how much do weigh on the moon?
1. 1 answer
2. 733 views
The electron in the n = 5 level of a hydrogen atom emits a photon with a wavelength of 1280 nm. To what energy level does the
1. 6 answers
2. 3,297 views
The limit as x approaches infinity of (e^x+x)^(1/x). I got that it diverges, but I'm not sure if I made a mistake.My work:
1. 1 answer
2. 595 views
2x+2=8Solve for x
1. 2 answers
2. 375 views
How would I calculate the area of a sector of a circle with radius 2 m that subtends an angle pi/3
1. 1 answer
2. 1,382 views
I need a home test corrected before I turn it in on Monday. Can anyone help?
1. 1 answer
2. 508 views
A 2.9 kg body is at rest on a frictionless horizontal air track when a horizontal force F acting in the positive direction of an
1. 1 answer
2. 1,750 views
Hi,how do I find both solutions of the equation cos41 = 0.35 between degrees 0 and 360?Many thanks
1. 1 answer
2. 451 views
How do I find the x intercepts of the parabola y=x^2-6x-7?Thanks
1. 2 answers
2. 499 views
An astronaut on a distant planet wants to determine its acceleration due to gravity. The astronaut throws a rock straight up
1. 1 answer
2. 1,072 views
function y = 4-2(2t+pi/2), where t is measured in radians.A.choose one option which gives the value of the function when t=pi
1. 1 answer
2. 520 views
: PROGRAM: PYTHAG : Prompt A, B :Fix 2�ã : (A2 +B2) �¨ C :Disp "C=",C : Float Choose the three true options concerning this
1. 1 answer
2. 633 views
Find the equation of the straight line that passes through the points (−1, 5) and (5, −1). Find the coordinates of the point
1. 1 answer
2. 537 views
How do you find the vertical and horizontal assymptotes of the graph of the rational function?f(x)= 3x^2-5x+2/6x^2-5x+1 f(x)=
1. 1 answer
2. 618 views
the van der waals equation incorperates coreections for the ideal gas law in order to account for the properties of real gases.
1. 2 answers
2. 1,722 views
Which of the following is a true statement about chemical equilibria in generalA.there is only one set of equilibrium
1. 2 answers
2. 2,034 views

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