Questions Asked on
May 4, 2012

Physics
A fan at a rock concert is 45.0 m from the stage, and at this point the sound intensity level is 108 dB. Sound is detected when a sound wave causes the tympanic membrane (the eardrum) to vibrate . Typically, the diameter of this membrane is about 8.40 m in
asked by Kyle 
geometry
Miguel looks out from the crown of the Statue of Liberty approximately 250 ft above ground. He sights a ship coming into New York harbor and measures the angle of depression as 18 degrees. Find the distance from the base of the statue to the ship to the
asked by kaelan 
HISTORY
In 2001, President George W. Bush signed the Economic Growth and Tax Relief Reconciliation Act of 2001 (EGTRRA). This bill called for large tax cuts just as the Economic Recovery Act of 1981 had and largely benefited the wealthiest Americans. President
asked by JO 
Math
The present value of the money in your savings account is $420, and you're receiving 3% annual interest compounded monthly. What is the future value in two months?
asked by Paige 
Chemistry!!
1) Write balanced chemical equation for the oxidation of Fe^2+(aq) by S2O6^2(aq)? 2)Write balanced chemical equation for the oxidation of Fe^2+ by N2O 3)Write balanced chemical equation for the oxidation of Fe^2+ by VO2+
asked by John 
physical science
a 30 kg girl and a 25 kg boy face each other on frictionfree roller blades.the girl pushes the boy,who moves away at a speed of 1.0 m/s.the girl,s speed is _ m/s.
asked by Anonymous 
Physics
The nucleus of a certain type of uranium atom contains 92 protons and 143 neutrons. What is the total charge of the nucleus in Coulombs?
asked by Hunter 
Chemistry
The Ksp value for PbS(s) is 8.0x10^28. By using this value with an electrode potential from Appendix E in the textbook, determine the value of the standard reduction potential for the reaction: PbS(s) + 2e > Pb(s) + S2 (aq)
asked by Mike 
6th Grade Science
How did earthquakes contribute to the destruction of over seventy villages in Tibet? What does a concave scar on a hillside reveal about the formation of the landscape? How can erosion form new land? Please help me. I don't have any answers and I really
asked by poisoned thorn 
CHEMISTRY
what volume of 0.100 M NaCl is needed to react completely with 5.00 mL of 0.200 M Pb(NO3)2?
asked by Candace 
Calculus grade 12
Explain why three directional vectors of the plane cannot me mutually perpendicular .
asked by J 
math
The first three terms of a geometric sequence are as follows. 64, 32, 16 Find the next two terms of this sequence.
asked by Wilson 
calculus
Sketch the region enclosed by 2y=5sqrtx, y=5 and 2y+3x=8. Decide whether to integrate with respect to x or y, and then find the area of the region.
asked by ayee 
chemistry
1.what is meant by atomic number of an element? 2.the mass number of an element is 18,it contains 7 electrons.what is the number of protons and neutrons in it?what is the atomic number of the element? 3.an element has an atomic number of 11 and its mass
asked by pooja 
algebra
the riddle that says did yu hear about...
asked by Anonymous 
history
Discuss the original purposes of the Freedman’s Bureau and the goals of the planned enlargement of the program by Congress. Evaluate how successful it was in helping the Reconstruction efforts
asked by Dave 
PhYSiCs
A 10 mC charge experiences a force of 75 N directed south. What is the electric field magnitude and direction at the location of the charge? If this charge is removed and not replaced, what is the electric field magnitude and direction at the location it
asked by Allieeeeeeee:) 
Physics
A massless string is wrapped around a cylinder of mass 0.400 kg and radius 0.100 m. The string is attached to the ceiling. The cylinder is released. As it falls, the string unwinds. What is the magnitude of the acceleration of the cylinder as it falls in
asked by Chris 
physics
A 6 mC charge experiences a force of 6 N directed north. What is the electric field (magnitude and direction) at the location of the charge? Would E=1000 N/C and direction is north Find the force (magnitude and direction) on a 20 mC charge that replaces
asked by Alex B. 
Phys.
A 6 mC charge experiences a force of 6 N directed north. What is the electric field (magnitude and direction) at the location of the charge? Would the direction still be north? And the magnitude 1000?
asked by Alex B. 
Physics
What is the electric force of attraction between charges of 3 C and 4 C separated by a distance of 2 m?
asked by Lisa 
math models
Compute the number of vinyl tiles, measuring 6 in. each side, needed to tile a kitchen measuring 20 ft. by 16 ft.
asked by Clarissa 
Math
A student got these marks on 7math tests: 91%,75%,95%,,80%,83%,86%,68% What mark will the student need on the 8th test to make each statement true? a)The mean of the tests is 84% b)The mode of the eight tests is 86% c)The median of the eight tests is 84%
asked by Cherie 
chemistry
What is the solubility of AgCl when it is in a solution of 0.15 M NaCl? (AgCl has Ksp = 1.8 x 1010.) Make a reaction table. Include rows for initial concentration, change in concentration, and equilibrium concentration. Write down the equation for the Ksp
asked by Anonymous 
physics
what is the temperature increase of 6.4 kg of water when it is heated by a 7.7*10 square? (cp=4186j/kg*degrees celsius)
asked by crissy 
Calculus
How do I differentiate ln (2X^2  12X + Y^2 10Y) and the second differentiate it? HELP ASAP is much appreciated
asked by Michelle 
Physics
A pendulum is composed of a mass m suspended from the ceiling by a massless string of length L. If the mass is pulled back so that it is raised an amount L/4 and then released, what is the tension on the string at the bottom of the swing? A.3 mg B.4 mg C.2
asked by Chris 
College Chemistry
A gas containing carbon and hydrogen analyzed as 85.6 % carbon and 14.4 % hydrogen. A 42.1 g sample of a gas occupied a volume of 7490 mL with a pressure of 2280.0 torr at 92 °C. Enter the molecular formula of the compound. Thanks.
asked by Lance 
spanish
what does A los niños les gusta _____ con muchos colores mean?
asked by Declan 
statistics
The international olympic committe states that the female participation in the 2004 summer olympic games was 42%, even with new sports such as weight lifting, hammer throw, and modern pentathalon being added to the games. Broadcasting and clothing
asked by matt 
al mustafa publick school
two planets of masses m and respectively.have a centre to center separation of r.at what distance from the center of the pianet of mass m do the gravitational force of planets cancel each other???
asked by hussain 
Physics
By what distance must two charges of +2 C and +4 C be separated so that the repulsive force between them is 4.10 1010 N?
asked by Karlie 
chemistry
assuming that a neutron star has the same density as a neutron, calculate the mass in kilograms of a small piece of a neutron star the size of a spherical pebble with a radius of 0.11mm
asked by Karon 
Word problem
Jessica just bought a refrigerator for 570 . She paid 199.50 in a down payment and will pay the rest in 5 equal installments. How much does she need to pay for each installment? is this Answer 74.10
asked by PLS Check 
physics
water density 1000 kg m3 falls without splashing at a rate of .37 L/s from a height of 45.3 m into a .610 kg bucket. if the scale is originally empty, what does the scale read 1.76 s after the first drop contacts the bucket?
asked by Anonymous 
world history
In the reading, What To Do About the Christians?,the emperor Trajan and pliny the Younger exchange letters concering the persecution of Christians. From this exchange which of the following assumptions could NOT be made? A. Neither party knows much about
asked by ciara 
physics
A Piece of string 5.3m long has a mass of 15.o g what must the tension in the string be to make the wavelength of a 125 Hz wave 120.0 cm
asked by Anonymous 
Geometry
ABCD is a parallelogram with angle B= 120, angle C= 60, angle D= 2x+5y, and angle A= 4x+y. Find the values of x and y. Check your solution, only an algebraic solution will be accepted.
asked by Ralph 
Algebra
Hang time? If a basketball player has a vertical leap of about 30 inches, what is his hang time? V48T^2 Hang time to the nearest tenth in seconds. :)
asked by ShelbyA 
Psychology
Please check my answers and let me know if they are right or wrong. 1. Behaviorism as a means of studying the mind emerged due to the limitations of Introspection. Behaviorists examine: >subjective behavior. >covert behavior. >overt behavior.x (My Choice)
asked by Kathy 
history
Describe the purpose of the Native American reservation as well as the lives led by those who resided there. Did the reservation encourage or discourage Native American culture? If so, in what ways?
asked by Dave 
chemistry
For the reaction H2(g) + I2(g) ¡ê 2 HI(g), you have the initial concentrations [H2] = 0.15 and [I2] = 0.05. Keq for the reaction at this temperature is 4.5 x 106. Make a reaction table. Include rows for initial concentration, change in concentration,
asked by Anonymous 
chemistry
An indicator has the reaction Hln(aq) ¡ê H+(aq) + In(aq). Explain how the indicator can change color when a strong base is poured into a solution of this indicator. Will a strong base dissociate? Which way will this cause the reaction to shift? Is there
asked by Anonymous 
chemistry
Explain why a buffer made of equal concentrations of HF and F does not change in pH when a small amount of HCl (a strong acid) is added to the solution. Does the HCl dissociate into ions when it is added to the solution? What do the hydrogen ions react
asked by Anonymous 
Algebra
The bus stations in Trawlwy and Fenton are 220 miles apart. A bus left Trawley for Fenton at 9:00am. Traveling at 40 miles per hour. One hour later, an express bus left Fenton for Trawley traveling along the same road at 50 miles per hour. At what time did
asked by Miranda 
trigonometry
I need help in understanding how to identify which identity to use. using this question as an example. Show that tan theta (sin theta+cot theta cos theata)all over cos theta = sec^2 theta. Please explain.
asked by lindsay 
Chemistry
Using half reactions, write the equation for MnO4 reacting with H2O2 in acid solution to give Mn2+ and O2
asked by Tammy 
how to work this
Estimate 15.264  8.12 by first rounding each number to the nearest tenth. is the rounding answer 15.264=15.300 8.12=8.10
asked by PLS Check 
physical science
a 30 kg girl and a 25 kg boy face each other on frictionfree roller blades.the girl pushes the boy,who moves away at a speed of 1.0 m/s.the girl,s speed is _ m/s.
asked by Anonymous 
Math
A bullet hole in the wall at height of 7'6 inches from the floor. Bullet passed through wall at angle 34 degrees. If they assume that the gun was fired from a height 4' above the floor, how far away from the wall was it when it was fired? (nearest inch)
asked by Timothy 
calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(2x)+1 y=0 x=0 x=0.9 about the yaxis.
asked by cjones 
calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(2x)+1, y=0, x=0,x=0.9 about the yaxis.
asked by carlton 
chemistry
The chemical reaction N2(g) + 3 H2(g) ↔ 2 NH3(g) is at equilibrium. An experimenter injects a small amount of N2 into the reaction chamber. What happens to the forward reaction rate right after the injection of the N2? What happens to the reverse
asked by Anonymous 
Chemistry
4.0 moles of lithium bromide, LiBr, dissolved in 5.0 moles of water
asked by RYAN 
chemistry
how to Calculate the molarity of a solution if sulphuric acid contains 13%H2SO4 by mass and density is 1.02 gm per cm3.
asked by hari 
calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(2x)+1 y=0 x=0 x=0.9 about the yaxis.
asked by ayee 
physics
(a) a person in a wheelchair approaches a 0.50mhigh ramp with a speed of 3.5 m/sec. calculate the final speed of the wheelchair at the top of the ramp if the person coasts up and friction is negligible. (b) what initial speed would be necessary to be 1.0
asked by sara 
physics
(a) calculate the number of kilocalories needed to climb 232 stair steps (116 steps per minute for 2 min.) *climbing stairs (116/min.) = energy consumption rate is 9.8 (kcal/min) * (b) calculate the gain in gravitational potential energy for a 50kg person
asked by sara 
math
In rectangle ACDE, AB=5cm, C=10cm, and BE=13cm (triangle within the rectange is BDE). What is the total area outside the triangle?
asked by Trish 
Word problem
Amanda has to carry 247 apples from a farm to the market. How many baskets will she need, given that each basket can hold 33 apples? Baskets :
asked by Sean La 
finance
You take out a 30 yr mortgage loan, purchase price is $120,000 put $20,000 down and finances the balance of $100,000 at fixed annual loan rate of 12%, what will be your monthly payment? How much total interest will you have paid at the end of 30 years?
asked by tj 
us history
choose the phrase that best completes the following statement. one difference between the strategies of Dr.martin luther king Jr.and some later civil rights group was that king was committed to a)ending discrimination in housing and unemployment b)using
asked by lisa 
physics MC QUESTIONS
Can you help please Question1: A car makes a banked turn on a "real" road (meaning you can not ignore friction), which of the following are forces that act on the car: (for full credit you must select ALL that are true) A)centripetal force B) friction C)
asked by emiie 
Math
Round 0.575 to the nearest hundredth. Answer =0.60 Estimate 15.2648.12 by first rounding each number to the nearest tenth. Answer 15.2708.1= if these aren't correct show me how to work these ?
asked by PLS Check 
College chemistry
Need help balancing chemical equation. Complete and balance the chemical equation. Be sure to include the states of the reactants and products. C3H8(g)+O2(g) →
asked by Lance 
chemistry
if the radius of a neutron is 1.0 x 10 minus 13cm calculate the density of a neutron in g/cm 3
asked by Karon 
Conic Sections: Circles
A row of sprinklers is to be installed parallel to and 4.5 feet away from the back edge of a flower bed. Each sprinkler waters a region with a 6 foot radius. How far apart should the sprinklers be placed to water the entire flower bed with the least
asked by Anonymous 
chemistry
how to Calculate the molarity of a solution if sulphuric acid contains 13%H2SO4 by mass and density is 1.02 gm per cm3.
asked by hari 
maths
If the pth term of an AP is q and the qth term is p, prove that its nth term is (p+qn).
asked by ridhi 
Chemistry
1. As the strength of a weak acid increases, the proportion of ions to molescules increases or decreases? ... I think that it will increase. Is this right? 2. As the as the concentration of a weak acid increases, the pH... decreases? Is decreases correct?
asked by April 
Art
Could you please help me find examples of phrasal verbs used in phone calls? Thank you, Writeacher. 1) You can call me up whenever you want to. Shall I ask him to call you back? 2) The line is engaged. Would you like to hang on/hold on? Hang on, I'll put
asked by Frank 
Art
I left out the following sentences. Thank you, Writeacher. 1) You mustn't leave the school building without either your teacher's or your parents' permission. 2) You shouldn't revise for a test just the day before (the test). You shouldn't run in the
asked by Frank 
DEsperate to undertsandChemistry
The pressure of gas is measured at 550 mm Hg. Calculate the pressure in a. Torr b. lb/in2 c. atm d. in Hg How do I set up these conversions to get the [prper calcu;ations...step by step? This is the 3rd time zzzzzzzIve posted this question and I need to
asked by KL 
Algebra
x^1/2 * y^1/6 *z^1/5. We are to use rational exponents to write an expression. The sqrt of x  the sqrt of y, over the sqrt of x + the sqrt of y. I need to simplify and use radicals as needed. I obviously do but what...?? Please assist. Thank you.
asked by Maria 
Math
Ryder tossed two coins 50 times.He recorded two heads 11 times. A)what is the experimental probability of obtaining two heads as a percent? b)the theoretical probability of obtaining two heads is 25%.How could Ryder repeat the experiment to obtain an
asked by Cherie 
chemistry
1. name the three fundamental particles present in an atom? mention the masses of the particles in M.K.S. system? 2.what is a proton? stste its relative mass and charge? 3.how many times a proton is heavier than an electron? 4.what important information
asked by pooja 
calculus
Find the volume of the solid obtained by rotating the region bounded by y=5x+25 y=0 about the yaxis.
asked by cjones 
calulus
The volume of the solid obtained by rotating the region enclosed by y=x^2 y=2x about the line x=2 can be computed using the method of disks or washers via an integral The volume is V
asked by cjones 
Calculus grade 12
Determine an equation for the line parallel to 2x + 6y + 4z = 1 and contains the point P(3, 2, 1).
asked by J 
math
8x5y=35 5y8x=35 Is the above a point, have no solution, or infinatley many solutions?
asked by Frank 
Calculus
1. a) Write the vector and parametric equations of the line through the points A(6, 1, 5) and B(2, 3, 6). b) Find another point on the line in (a).  This is what I got for a) r = 6ij+5k + t(8i2j+k) x = 68t y = 12t z = 5+t I need help with b)
asked by J 
CIS
Design a flowchart using Visual Logic for the following: A program that accepts a candy name (for example, “ chocolatecovered blueberries”), price per pound, and number of pounds sold in the average month, and displays the item’s data only if it is
asked by Anonymous 
math
Divide. 7/1.61= 4.34 Multiply. 41.6 X 0.49 = 20.384 Divide 6.4/73.6 =0.66
asked by Please check faith 
History
This question deals with liberty and power. How have people in North America acted to create, preserve, organize, and resist power from the founding of Jamestown in 1607 through the Civil War to 1865?
asked by Miguel 
math
given a right triangle ABC with the right angle at B find AB if AC = 25 in and BC = 6 in Approximate the length of AB to two decimal places
asked by mt 
Calc III
Find the position vector of a particle that has the given acceleration and the specified initial velocity and position. a(t)= 56t i + sin(t) j + cos(2t) k v(0)= i r(0)= j I need help finding r(t) Thanks so much for your help!!
asked by Emily 
history
• Explain the politics of consensus
asked by lisa 
math
how many 2in by 5in by 3in boxes will fit in a 2ft by 4ft by 8ft container.
asked by shon 
ChemistryAnswer & Solution please!~
An AM radio statrion broadcasts atr 1060jGHZ Calculate tghe wavelength of the coressponding radio waves. Ned solution amdhow to get the answr! Thank you!
asked by KL 
geometry
Find the area of pentagon CANDY with vertices C(6,8), A(3,8), N(6,2),D(4,1),and Y(7,4).
asked by Gio 
english
Does the folloeing sentence: It contains as many as ten thousand islands have any adverb clauses
asked by kaila 
math
The vertices of a triangle are listed below. H(2,4), I(22,4), J(10,1) Which of the following correctly classifies the triangle? 1.The triangle is an obtuse isosceles triangle. 2.The triangle is a right scalene triangle. 3.The triangle is an obtuse
asked by ana 
math
Round 546 to the nearest ten. Round 5,762 to the nearest hundred. Round 3,050 to the nearest thousand.
asked by Wilson HELP 
Math
Estimate 39,439  28,744 by first rounding each number to the nearest thousand.
asked by Ki 
Math
Round 0.575 to the nearest hundredth. Estimate 15.264  8.15 by first rounding each number to the nearest tenth.
asked by Sean La 
science
If the mass of solute 9.0 and the volume of solution is 250 mL, what is the solute's percent?
asked by RYAN 
Math
Limit as x approaches 0 √5+x  √5/x
asked by Nakira 
science
If the mass of solute 9.0 and the volume of solution is 250 mL, what is the solute's percent?
asked by RYAN 
Honors Chemistry
An aqueous solution of NaCl has a concentration of .500 M. 35.0 mL of this solution is allowed to evaporate to a volume of 20.0 mL. a) Is the solution more concentrated or more dilute afterwards? b) What is the new concentration of the solution?
asked by Lou 
PHYSICS PLEASE HELP !
Q : As you ride on a loop to loop in a roller coaster, select all the forces that might be acting on you at the top of the loop a: force down due to gravity b: force down from the seat on you c: force up on you from the straps holding you in place d:
asked by JACOB 
chemistry
Barium Nitrate is a not very soluble nitrate. Calculate the Ksp (at 25 degrees) from the following ΔG's: Ba2+ = 561kj/mole NO3 1 =  109kj/mole Ba(NO3)2 =  797 kj/mole I did the first step and I ended up with dGrxn = 127 kj/mol. When I plugged it into
asked by Viki 
Chemistry
Complete and balance the chemical equation. Be sure to include the states of the reactants and products. SO2(g)+O2(g) → thanks
asked by James 
algebra
show me how to work this problem b/3+6=82
asked by patricia 
algebra
show me how to work this problem b/3+6=82
asked by patricia 
physics plz
Can you help please Question1: A car makes a banked turn on a "real" road (meaning you can not ignore friction), which of the following are forces that act on the car: (for full credit you must select ALL that are true) A)centripetal force B) friction C)
asked by emiie 
physics help please
Q : As you ride on a loop to loop in a roller coaster, select all the forces that might be acting on you at the top of the loop a: force down due to gravity b: force down from the seat on you c: force up on you from the straps holding you in place d:
asked by JACOB 
Wastewater treatment
What is the molarity of 24.5 grams of sulfuric acid dissolved in a liter of water?
asked by George 
chemistry
1state relative mass and charge of an electron 2 an atom of an element X may be written as 4X^9 (a)What does the figure 9 indicate? (b)what is the number of protons in an atom X? (c)what is the number of electrons in an atoms X? (d)what does the number 4
asked by pooja 
chemistry
1 the mass of one mole of electron is ...... mg. 2 copper(I) ions contains .......... electrons in its 3rd orbitals 3 if both K and L shells of an atom are full,what is the total number of electrons contained in them? 4 what is maximum number of electrons
asked by pooja 
Algebra
n^39n/n^264 Numbers for which the rational expressions is undefined?
asked by Susan 
l.o
homelessness 5way in which the human or environmental problem impact on the community
asked by ornella 
Math
Bob planted some lettuce seedlings in his garden. After a few days, onetenth of these seedlings had been eaten by rabbits. A week later , onefifth of the remaining seedlings had been eaten, leaving 36 seedlings unharmaed. How many seedlings had Bob
asked by Victoria 
math
find the indicated outputs for f(x)=3x^24x f(0)= f(1)= f(2)=
asked by plz help 
Business Math
the finance charge at 12% interest for an original charge amount of 300.00 and a payment of 50.00 halfway through the month would be how much ?
asked by Lennnnnnn 
chemistry
Dr Bob i know the density of a neutron is 1.00727638 but do not know how to multiply it out. This supposed to be a beginner coarse.
asked by Karon 
math
Suppose that you are responsible for predicting the cost of constructing a new office building. You find that the first story costs 500 dollars per square meter of floor space, and the second story costs 600 dollars per square meter. Assume that the costs
asked by Kim 
Math
Simplify: 5/3x + 2/x A) 7/4x B)3/x C)11/3x D) 7/2x My answer is (D).. Can someone tell me if this is the right answer?
asked by Andra 
calculus
Find the volume of the solid obtained by rotating the region bounded by y=5x+25 y=0 about the yaxis.
asked by ayee 
science
a 110 kg person dives off a cliff and hits the water at 17 m/s. how high is the cliff?
asked by luis 
business/social work
In terms of mediation, is powerandrights negotiation the same as positional bargaining or negotiation?
asked by jim 
algebra
how do you solve this rational equation s+4/su^2 + 6s+4/s^2u
asked by kim 
geometry
If a circle has an area of 100 pi square units and a chord of 6 units what is the length of the intercepted arc?
asked by Anonymous 
math
you have a bicycle with 26 inch diameter tires. if you ride it for 6 miles, how many revolutions will each tire make?
asked by shon 
social studies
Which side won the battle of the coral sea
asked by cay 
Chem helpplease
At o degrees celcius, a 1.0L flask contains 5.0 x 10^2 mol N2, 1.5 x 10^2 mg O2 and 5.0 x 10^21 molecules of NH3. What is the p00artial pressure of each gasnand what is the total pressure in the flask? I need to understand how to calculate it, formula
asked by KL 
Geometry
A flush tank on a toliet is rectangular with dimensions of 21 in. by 6.5 in. and contains water to a depth of 12 in. How many gallons of water per flush will be saved if the depth of water is reduced by one third? (231 in^3 per gallon.)
asked by Ben 
Math
You need to line the inside of a tank that is 6 ft. diameter and 40 ft. high. You are going to line only the sides with the lining. How many sq. ft. are needed?
asked by Greg 
Math
Find the perimeter of a right triangle which has a side 7 in. long and the angle opposite to it measures 37 degrees.
asked by Timothy 
English essay
I am not very good at writing essays and I am having trouble with my first paragraph of a persuasive essay on smoking. Could you please give me feedback on what i could fix to make it better? thank you! We’ve all seen them, the person that is smoking in
asked by Ev 
Math
A baseball has a circumfrence of 9 in. You have a rectangular piece of leather that is 24in. x 36in. How many baseball covers can be made from assuming no loss?
asked by Evan 
World Civilizations
A Hindu society in Southeast Asia that resisted both Buddhism and Islam was
asked by K 
algebra ll
Divide (42b^3 + 23b^2 + 38b + 49)/ (6b + 5)
asked by Aaron 
calculus
The volume of the solid obtained by rotating the region enclosed by y=1/x^4 y=0 x=2 x=4 about the line x=−5 can be computed the method of cylindrical shells via an integral The volume is V
asked by ayee 
calculus
The volume of the solid obtained by rotating the region enclosed by y=x^2 y=2x about the line x=2 can be computed using the method of disks or washers via an integral The volume is V
asked by ayee 
math
If a serving size is 1/6 and at the end of the night the restaurant has 5 3/8 left how many servings are left?
asked by Monique 
calculus
The volume of the solid obtained by rotating the region enclosed by y=x^2 y=2x about the line x=2 can be computed using the method of disks or washers via an integral The volume is V
asked by ayee 
calculus
Find the volume of the solid obtained by rotating the region bounded by y=5x+25 and y=0 about the yaxis.
asked by ayee 
math
find the 15th term of the sequence 9,27,81............
asked by reema 
english
Training for the upcoming tenmile marathon, Lizette includes more protein and complex carbohydrates in her diet
asked by Anonymous 
Algebra
f(x)=1/4 (x+7)^2+7 f(7)=7 min or max? How does graph open up, bottom or topside?
asked by Susan 
Math  patterns
what's the pattern for 2,3,__, 7, 11, 13, 17
asked by Jen 
math
Simplify the following expression. (n1)!/n!
asked by Nick 
math
if an 20ft ladder is leaned against a building and the bottom of the ladder forms a 30 degree angle with the ground how far up will the ladder reach
asked by shon 
Math
Write the term of the binomial series. Simplify. a. The term with b^5 in (ab)^9 b. The seventh term of (x^1/2 + x^1/2)^8
asked by Trevor 
calculus
help!! please ...Find the volume of the solid obtained by rotating the region bounded by y=5x+25 y=0about the yaxis
asked by carlton 
bio
Orange juice is often touted by nutritionists as being an excellent antioxidant. Within an essay response, discuss the following concepts: an antioxidant’s function, free radicals and their effect on the human body, sources of vitamin C, optimal delivery
asked by Dave 
bio
Would you agree that it is valuable for a nation to have a citizenry that is reasonably well versed in science? Give reasons for your answer. Would you say this need has become especially urgent in the last two decades? Why or why not? Evaluate
asked by Dave 
gov.
An economic system must provide the answer(s) to what question(s)?
asked by Anonymous 
algebra
Write the equation for a parabola with vertex ( 2, 3) and focus ( 2, 1
asked by jenny 
algebra
Write an equation for a parabola with vertex at (3, 6) and focus at (3, 4)
asked by jenny 
Need help
Add. 7.7+ 7.88+ 7.37 Multiply. 1000*4.587 Divide. 5.94 / 100
asked by Faye 
Math
Divide. 7/1.61 Multiply. 41.6 X 0.49 Divide 6.4/73.6
asked by My Help Pls1 
math
In 1992, life expectancy of males in a certain country was 72.7 years. In 1999 it was 76.5 years. E represent the life expectancy in year 1 and t represent the number of years since 1992. E(t)= [ ]+ [ ] round to nearest tenth E(13)= [ ]round to neareast
asked by plz help 
math
Quest 1: Tammy ran three times last week. Here are the distances she ran (in kilometers). 3 , 10.91 ,6.1 What is the total distance Tammy ran on these three days? Quest : 2 Kareem needs to drive 20 miles to work. So far, he has driven 6.3 miles. How many
asked by My Help Pls2 
math
Estimate 2,835 + 11,496 + 4,937 by first rounding each number to the nearest thousand.
asked by faye 
math
For what values of n will n! be exactly divisible by 7?
asked by Cathy 
Word problem
Sung has 22 carnival ride tickets and it takes 3 tickets to ride the roller coaster. How many times can he ride the coaster? How many tickets will he have left over? Number of times he can ride the coaster? Number of tickets left over ?
asked by Sean La 
physics
A 5.0g CD with a radius of 6.0 cm rotates with an angular speed of 20 rad/s. What is its kinetic energy?
asked by Anonymous 
physics
A 5.0g CD with a radius of 6.0 cm rotates with an angular speed of 20 rad/s. What is its kinetic energy?
asked by Anonymous 
physics
Suppose a player is practicing kicking a soccer ball at a wall. The ball has a mass of 5kg and is kicked at a rate of 11m/s in 2 sec. AT what force does the ball hit the wall
asked by Anonymous