# 1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

92,916 questions, page 522
1. ## Physics(friction)

Find the coefficient of friction between a 73kg cubic box measuring 3m and a hardwood floor 16m long and 20m wide if a total of 236N is required to start the box moving.

asked by Pete on November 11, 2014
2. ## physics

A penny is dropped from rest from the top of the Trump Tower in New York City. Considering that the height of the building is 283 m and ignoring air resistance, find the speed with which the penny strikes the ground.

asked by lennox on September 6, 2012
3. ## ww2 history

How many Japanese fought at Pearl Harbor? I just need an approximation, I know that 55 were killed, which was lower numbers compared to the United States....I can't find the numbers for this anywhere because it isn't well documented except the causalities.

asked by Anonymous on April 30, 2018
4. ## weakness......

what was one weakness of Darwin’s theory of evolution by natural selection?? You can find some supposed weaknesses of Darwinism here, but don't believe everything you read: http://www.strengthsandweaknesses.org/Weaknesses/essential_weaknesses.htm

asked by kassie! on August 10, 2006
5. ## Science HElp

In blunt trauma of thoracic cavity, which organ of greatest risk of injury. live lungs heart stomach i googled but could not find the best anwser cuz every organ above listed is involved.

asked by madad on December 3, 2011
6. ## math

11. Excluding Alaska, find the lowest temperature in the United States for the following date _________ (April 2nd) Express your answer in both Fahrenheit and Celsius. Also include the place where the temperature was recorded

asked by wishing i was good at math on May 11, 2009
7. ## Math

You are surveying students to find out their opinion of the quality of food served in the school cafeteria. You decide to poll only those students who buy hot lunch on a particular day. Is your sample random? Explain I think it would be but I'm not sure.

asked by Gwen on May 6, 2014
8. ## physics

Two objects with masses 4.90 and 2.10 hang 0.800 above the floor from the ends of a cord 7.20 long passing over a frictionless pulley. Both objects start from rest. Find the maximum height reached by the 2.10 object.

asked by Ben on March 31, 2013
9. ## AP Calc

The US Post Office has a limit on the size of packages it will accept for mailing. The length plus the girth must be 84 inches or less. Find the dimensions of the rectangular package with a square end, which will maximize the volume of the package.

asked by Alan on December 1, 2014
10. ## Science

Ethene gas (C2Ha) reacts with oxygen to form carbon monoxide and water. Write a balanced equation for this reaction, then find the mole ratios of substances on each side of the equation.

asked by Latice on May 18, 2012
11. ## statistics

A food snack manu. samples 15 bags of pretzels off the assembly line and weighed their contents. If the sample mean is 10.0 and the sample standard deviation is .15, find the 95% confidence interval estimate for the true mean.

asked by Kelly on January 3, 2013
12. ## physics

A body of mass 6kg, initially moving with speed 12m/s, experiences a constant retarding force of 10 newtons for 3 seconds. Find the kinetic energy of the body at the end of this time.

asked by nerd on January 10, 2011
13. ## Geometry

Find the surface area of a conical grain storage tank that has a height of 46 meters and a diameter of 16 meters. Round the answer to the nearest square meter. A. 1375 m^2 B. 3151 m^2 C. 2548 m^2 How would I go about doing this?

asked by CarpeDiem on March 29, 2016
14. ## Mechanics

Two bodies of masses 8 kg and 4 kg move along the x-axis in opposite directions with velocities of 11 m/s-positive x-direction and 7 m/s-negative x-direction, respectively. They collide and stick together. Find their center of mass. Show the solution and

asked by Aries on September 19, 2013
15. ## Finite Math

Juan invested \$24,000 in a mutual fund 5 years ago. Today his investment is worth \$34,616. Find the effective annual rate of return on his investment over the 5-year period.

asked by Cydney on April 8, 2015
16. ## Quantitative Analysis

The dibasic compound B (pKb1 = 4.00, pKb2 = 8.00) was titrated with 1.00 M HCl. The initial solution of B was 0.100 M and had a volume of 100.0 mL. Find the pH at the following volumes of acid added and make a graph of pH versus Va; Va=0, 1, 5, 9, 10, 11,

asked by Missy on November 14, 2012
17. ## physics

In the 1950’s, an experimental train that had a mass of 36700 kg was powered across a level track by a jet engine that produced a thrust of 4.67×10^5 N for a distance of 528 m. Find the work done on the train. Answer in units of J.

asked by allan on January 14, 2015
18. ## Physics

A piano emits frequencies that range from a low of about 28 Hz to a high of about 4200 Hz. Find the maximum wavelength in air attained by this instrument when the speed of sound in air is 336 m/s. Answer in units of m

asked by Angel on February 15, 2012
19. ## physics

Assume that a particular crash test expert can withstand 18 times the acceleration due to gravity. Find the shortest distance over which her car can be brought to a stop from a speed of 78 km/h without the acceleration exceeding 18g.

asked by Issac on October 11, 2014
20. ## accounting

In which section of the annual report would you find a list of the company's major products? a) Information about the business b) Notes to the finanical statements c) Management discussion and analysis d) Independent Auditors report

asked by Laramie on January 18, 2010
21. ## math

I am getting difficulties by doin this homework.plzzzz can u hel pme;Solve this simultaneous equation;1/3(x+2)-1/4(y-1)=1,5X=4Y(B)SOLVE TO 2 DECIMAL PLACES'x-15/x=12. The second number am not sure of my calcalations;The point (x,y)is transformed by the

asked by nellyna on August 23, 2007
22. ## physics

find the work done ,if a weight of 25kg is lifted through a vertical height of 2m from the ground and it is raised to same place by pushing up an inclined plane making an angle of 30 degree with ground .neglect friction.

asked by armando on September 13, 2011
23. ## Physics

Rain is falling vertically down on a car moving at 11 m/s. Tracks made by the raindrops on the side window of the car are inclined at 55 degrees with the vertical. Find the speed of the raindrop relative to the ground.

asked by Tsunayoshi on November 3, 2013
24. ## physics

A .436 kg mass is attached to a spring and executes simple harmonic motion with a period of .19s. The total energy of the system is 4.6 J. find force constant of the spring. Answer in units of N/m

asked by Anonymous on September 22, 2013
25. ## Math

7m long flagstaff is fixed on tower standing on horizontal plain . Frm a point on the ground angle of elevation of top and bottom of flag staff are 60 and 40 find height of tower

asked by Anonymous on March 17, 2017
26. ## Algebra

Right now we are learning about graphing inequalities. This is hard to explain without showing you the graph, but: Find the inequality graphed below. Obviously, I can't show you the picture, but what I figured out that the slope was up 1, over 1/3, etc.

asked by Lilianne on February 4, 2009
27. ## physics

if the greatest acceleration force which may be be applied to a vehicle is numerically equal to its weight, find a the least distance and b the least time, in which the vehicle travelling on a horizontal road can be brought to rest from an initial velocity

asked by tennesha greene on January 17, 2011
28. ## Economics/Algebra

Can someone help with the following: I know how to get the MC and AC; however I'm not sure on the algabraic part. Given the following short-run total cost function, answer the following questions. TC = 3q2 + 5q + 300 a. Find the marginal and average cost

asked by cb on October 25, 2009
29. ## Economics

Can someone help with the following: I know how to get the MC and AC; however I'm not sure on the algabraic part. Given the following short-run total cost function, answer the following questions. TC = 3q2 + 5q + 300 a. Find the marginal and average cost

asked by cb on October 25, 2009
30. ## Biology

So the question is: What is the evolutionary significance of the 'Euglena' that forms a perspectie of utiliazing pigments to capture light energy? I researched for hours but couldn't find information on evolution of Euglena. please help ASAP! Thank you!

asked by Megan on October 21, 2007
31. ## physics

A body of mass 6kg, initially moving with speed 12m/s, experiences a constant retarding force of 10 newtons for 3 seconds. Find the kinetic energy of the body at the end of this time.

asked by nerd on January 10, 2011
32. ## chem

The dibasic compound B (pKb1 = 4.00, pKb2 = 8.00) was titrated with 1.00 M HCl. The initial solution of B was 0.100 M and had a volume of 100.0 mL. Find the pH at the following volumes of acid added and make a graph of pH versus Va; Va=0, 1, 5, 9, 10, 11,

asked by joshua on January 22, 2018
33. ## MATH

24/(x+1) + 12/(4-x) = 14 Multiply both sides by (4-x)(x+1) 24(4-x) + 12(x+1) = 14(4-x)(x+1) 96 - 12x + 12 = -14(x^2 -3x -4) = -14x^2 +42 x +56 Combine terms and solve for x. sorry guys, here's another.I'm not the greatest at math but i do know some... The

asked by drwls on January 17, 2007
34. ## physics

A pendulum bob of mass 50g hangs in a steady state by athread from the roof of a car as it accelerates horizontally.the angle between the thread and the vertical is 10 degrees. Find the acceleration of the car.

asked by Safiah on February 17, 2013
35. ## maths

in a adjoining figure,CAB is right angled triangle where AC=4cm(height),AB =3cm(base),and BC=5cm (hypotenuse),and AD is a altitude from BC .then find the length of altitude from A toBC,if its area is 6cm square.

asked by vani on January 13, 2017
36. ## Biology

Find an angiosperm that has modified leaves, stems, roots or flowers that do not function in a normal manner? Example: Claifornia Barrel Cactus has spines in place of leaves to reduce water loss.

asked by Michelle on July 7, 2008
37. ## universitu

A tire 0.50meter in radius rotates at aconstant rate of 200 revolution per minute .find the speed & accelaration of asmall stone lodged in the tread of the tire(on its outer edge)

asked by physics on November 5, 2015
38. ## physics

A body of mass 6kg, initially moving with speed 12m/s, experiences a constant retarding force of 10 newtons for 3 seconds. Find the kinetic energy of the body at the end of this time.

asked by nerd on January 10, 2011
39. ## physics

A body of mass 6kg, initially moving with speed 12m/s, experiences a constant retarding force of 10 newtons for 3 seconds. Find the kinetic energy of the body at the end of this time.

asked by nerd on January 10, 2011
40. ## trig

Alan is using the equation mg sin A = umg cos A to determine the coefficient of friction, u, between a flat rock and a metal ramp. Find u to the nearest hundredth, if the rock begins to slide at 19º.

asked by Parker on October 16, 2011
41. ## English 2

Expand each sentence below by adding words or phrases that modify the verb. Questions after each item suggest details you can add. A French girl found them. Who was with the girl? In what time period did she find them?

asked by Melly on July 29, 2014
42. ## greatbay community college

A 5.00 kg stone is thrown upward at 7.50 m/s at an angle of 51.0 degrees above the horizontal from the upper edge of a cliff, and it hits the ground 1.50 s later with no air drag. Find the magnitude of its velocity vector just as it reaches the ground.

asked by Anonymous on July 31, 2014
43. ## physics

A body of mass 6kg, initially moving with speed 12m/s, experiences a constant retarding force of 10 newtons for 3 seconds. Find the kinetic energy of the body at the end of this time.

asked by nerd on January 10, 2011
44. ## physics

A body of mass 6kg, initially moving with speed 12m/s, experiences a constant retarding force of 10 newtons for 3 seconds. Find the kinetic energy of the body at the end of this time.

asked by nerd on January 10, 2011
45. ## Biology

So the question is: What is the evolutionary significance of the 'Euglena' that forms a perspectie of utiliazing pigments to capture light energy? I researched for hours but couldn't find information on evolution of Euglena. please help ASAP! Thank you!

asked by I NEED HELP on October 21, 2007
46. ## science

A tire 0.500 m in radius rotates at a constant rate of 200 rev/min. Find the speed and acceleration of a small stone lodged in the tread of the tire ( on its outer edge ).

asked by Sammie on February 17, 2013
47. ## Math

Using: r(t)=15+e*0.04tsin(pi*t/3) "Explain why it takes longer to reach maximum heigh of the first ride but will exceed it." Do i have to use this equation or the previous one of: s(t) = 15+6sin(Pi*t/3). to explain why? Also, to find the distance off the

asked by Paul J on February 15, 2015
48. ## physics

A narrow ray of yellow light from glowing sodium (λ 0 = 589 nm) traveling in air strikes a smooth surface of water at an angle θi = 16.5◦ . Find the angle of refraction, θr. Answer in units of ◦

asked by Anonymous on April 18, 2013
49. ## PHYSICS

A heavy concrete panel is being lifted into position in a building by means of a crane (see figure below). The tension of 1.89 104 N in the supporting cable produces a torque with respect to point O. (Let L = 39.3 m.) (b) Find the torque.

asked by cindy on March 14, 2012
50. ## Physics

A 50-kiligram block initially at rest on a flat, level and smooth surface is pulled by 6.0 Newton acting 37 degrees North above the horizontal. Find the normal force and acceleration of the block.

asked by Jay on February 23, 2016
51. ## physics

A pendulum bob of mass 50g hangs in a steady state by athread from the roof of a car as it accelerates horizontally.the angle between the thread and the vertical is 10 degrees. Find the acceleration of the car.

asked by Safiah on February 17, 2013
52. ## english

ive to evaluate the media by the following ways: a newspaper editorial a letter to the editor radio or television commercial a magazine advertisement ive to describe what does each one try to persuade you to believe or do. so where can i find on net all

asked by bindiya farswani on August 12, 2009
53. ## Chemistry

Can someone confirm that I'd be doing this right? If an 0.520 m aqueous solution freezes at -3.00 C, what is the van't Hoff factor, i, of the solute? It says I can find the Kf values on a table. I had no idea which Kf value to use... so i just used

asked by David on February 16, 2012
54. ## Pre Cal

Let P be the point on the unit circle U that corresponds to t. Find the coordinates of P and the exact values of the trigonometric functions of t, whenever possible. (If there is no solution, enter NO SOLUTION.) 4ð = ( , ) sin(4ð) = cos(4ð) = tan(4ð) =

asked by Karmen on February 9, 2010
55. ## geometry

The perimeter of an isosceles triangle is 37 in. The lengths of the two equal legs are 6 in. less than 3 times the length of the base. Find the lengths of the three sides. 37=2L+2W W=3W-6 do i have this equation wrote right when i try to solve it the

asked by carry on April 18, 2007
56. ## physics

The distance between two nearest nodes of a standing wave is 22.9 cm. Hand generated pulses move up and down through a complete cycle ﬁve times every seven seconds. Find the velocity of the wave. Answer in units of m/s

asked by Anonymous on October 19, 2014
57. ## Finite Math

Juan invested \$24,000 in a mutual fund 5 years ago. Today his investment is worth \$34,616. Find the effective annual rate of return on his investment over the 5-year period.

asked by Shakina on January 6, 2015
58. ## physics

In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

asked by go on May 11, 2011
59. ## English

I have an art presentation and I need to find a piece of literature written around late 1800s to early 1900s to relate to my art (The Brooklyn Bridge photograph- Walker Evans). It'll probably need to be industrialization related. Thanks.

asked by Rachel on January 26, 2014
60. ## Math

Im sorry for bombarding you guys with questions. I've only needed help with 3 of 40 so far.. Anyways, moving on! 3! = 3 * 2 * 1 4! = 4 * 3 * 2 * 1 5! = 5 * 4 * 3 * 2 * 1 30! = 2^x * N where N is odd. What is the value of x? I have no idea where to start,

asked by Anonymous on May 5, 2017
61. ## Math, calculus, advanced functions, pre calculus

An investments value, V(t) is modelled by the function V(t)=2500(1.15)^2, where t is the number of years after funds are invested A) find the instantaneous rate of change in the value of the investment at t=4, what intervals would you choose? Why? My

asked by Ruffin on December 17, 2016
62. ## physics

Two objects with masses 5.50 and 3.00 hang 0.500 above the floor from the ends of a cord 5.70 long passing over a frictionless pulley. Both objects start from rest. Find the maximum height reached by the 3.00 object

asked by okan on October 24, 2011
63. ## 9th grade math

The depth of water(d metres) in a harbour is given by the formula d = a+bsin(ct) where a, b and c are constants, and t is the time in hours after midnight. It is known that both b and c are non-zero and 20

asked by Jessica on November 20, 2014
64. ## Physics

Rain is falling vertically down on a car moving at 11 m/s. Tracks made by the raindrops on the side window of the car are inclined 55 degrees with the vertical. Find the speed of the raindrop relative to the ground.

asked by Tsunayoshi on November 2, 2013
65. ## physics

In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

asked by go on May 11, 2011
66. ## math

You are given the four points in the plane A=(−1,−8), B=(4,5),C=(8,−2), and D=(12,2). The graph of the function f(x)f(x) consists of the three line segments AB, BC and CD. Find the integral ∫12−1f(x)dx by interpreting the integral in terms of

asked by Anonymous on November 7, 2017
67. ## Pre Cal

An airplane travels due west for 2.5 hours at 340 miles per hour. Then it changes course to S51°W. Find the airplanes distance from its point of departure and its bearing, after a total flight time of 4.5 hours.

asked by Rosa on October 11, 2016
68. ## physics

In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

asked by go on May 11, 2011
69. ## spanish play

In the spanish play Punishment without Revenge by lope de vega I have to find the answers for this question. What are the various factors that contribute to the tragic result of the events in the play? I am sure that one factor would be how the duke wants

asked by Brooke on October 11, 2008
70. ## Order of Operations

Which choice gives the correct order of operations needed to find the value of 4(6+3)-24? A.+,x,= B.x,+,- C.-,x,+ D.+,-,x A? What is the value of the expression 7(3x18-10)? A.53 B.168 C.186 D.308 D? Simplify 4(3+2)+2(16/4) A,88 B,44 C,32 D,28 A? Simplify

asked by Derrick on September 11, 2012
71. ## physics

In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.97 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.72 × 10−11 m. Answer in units of N.

asked by go on May 11, 2011
72. ## physics

Consider a thin spherical shell of radius 16.0 cm with a total charge of +28.0 µC distributed uniformly on its surface. (Take radially outward as the positive direction.) Find the electric field 10.0 cm from the center of the charge distribution.

asked by anonymous on November 1, 2010
73. ## math

Two number cubes are rolled—one red and one black. Explain why the events “the red cube shows a 6” and “the sum is greater than or equal to 10” are dependent, and find the probability. answer please :) i don't get this question

asked by Maitha on November 25, 2011
74. ## Agents Of SHIELD

I have to write an essay and for my topic I chose the show Marvel's Agents of SHIELD. Anyways, all I need to know is, was Daisy's birthday and what episode did she find out her real name? I know they told her but I don't remember what it was. Sorry if this

asked by Director Cae on December 15, 2016
75. ## trig

An automobile windshield washer 10inches long rotates an angle of 60degrres. If the rubber part of the blade only covers the last 9inches of the wiped, find the area of the windshield cleaned by the wiper.

asked by ALISON on September 17, 2011
76. ## Algebra 2

A beam rests against a wall, forming a 50 degree with the floor. Use the function y=9 sec 0 to find the length of the beam to the nearest tenth of a foot. choice: 14.0ft, 11.ft7, 5.8ft, 6.9ft

asked by Kathryn on May 19, 2014
77. ## Calculus 1

Find the critical numbers of the function. (Enter your answers as a comma-separated list. Use n to denote any arbitrary integer values. If an answer does not exist, enter DNE.) f(θ) = 4 cos θ + 2 sin^2 θ

asked by TayB on October 21, 2015
78. ## science

you need to do a paper on global warming , which of the following is the best reliable source to find he information you need a. a popular tabloid magazine b. a journal about business research c.an enviromental government agency website d. a website that

asked by nonya business on August 22, 2018
79. ## math

A farmer has 110 metres of fencing to fence off a rectangular area. Part of one side is a wall of length 15m. Find the dimensions of the ﬁeld that give the maximum area. Thank you so much for a huge help.

asked by Lucas on October 22, 2013
80. ## calculus

Find the volume V of the described solid S. The base of S is an elliptical region with boundary curve 9x2 + 25y2 = 225. Cross-sections perpendicular to the x-axis are isosceles right triangles with hypotenuse in the base.

asked by Johnathon on November 10, 2011
81. ## Social Studies

I need a website to find info on the Meditteranean Thanks http://en.wikipedia.org/wiki/Mediterranean_Sea From here you can click on History, Geography and Climate, and other areas of interest. http://iam.classics.unc.edu/ =)

asked by Cara on November 13, 2006
82. ## MATH 156

I need help with this question I'm reviewing for my final for next week. Thanks Perform the indicated operation. (84) ÷ [(-1) - (-7)] AND Find the GCF of the numbers using an appropriate method. 240, 10,000, and 4500 AND Write the number in scientific

asked by NENAS on July 7, 2009
83. ## physics

A 4-kg block is connected by means of a massless rope to a 2-kg block in the figure. If the coeficient of sliding friction between the 4 kg mass and the table is 0.150, find the acceleration of the system, and the tention in the connecting cable.

asked by Anonymous on November 15, 2011
84. ## AP PHYSICS..so lost

An elevator and its load have a combined mass of 1550 kg. Find the tension in the supporting cable in Newtons when the elevator , originally moving downward at 11 m/s, is brought to rest with constant acceleration in a distance of 43 m.

asked by Kristen on October 15, 2007
85. ## Math/Finance

Which formula do I use for the following question: Sheila Spinney borrowed \$32,500 at 7.5% simple interest for 180 days on January 7. The bank later sold the note at an 8% discount on March 2. Find the proceeds to the bank.

asked by Aniya on September 6, 2012
86. ## Math

How do I find the dimensions of a piece of wrapping paper used to wrap the box? The dimensions are 15in, 9in, 4in. The Surface area equals 462. I don't know to make it into an answer like 40 in. BY 10in

asked by Rachel on March 24, 2010
87. ## psy

Ms. Sue How are you? Could you please help me find some data that can help me discuss this statement below How do various behaviors of social dominance and courtship display affect the evolutionary process? What other behaviors might have an impact on

asked by rose - Ms. Sue on December 18, 2008
88. ## Precalculus

An airplane is flying due west at a velocity of 100 m/s. The wind is blowing south at 5 m/s. a. Draw a labeled diagram of the situation. b. Find the resulting ground speed and bearing of the airplane?

asked by Marie on February 14, 2010
89. ## Physics-please help!!!

A 190 g particle is released from rest at point A inside a smooth hemispherical bowl of radius 25.0 cm. Calculate the gravitational potential energy at A also, how do you find kinetic energy if you aren't given velocity? please help me! i would really

asked by Fiona on November 19, 2009
90. ## Physics

Rain is falling vertically down on a car moving at 11 m/s. Tracks made by the raindrops on the side window of the car are inclined at 55 degrees with the vertical. Find the speed of the raindrop relative to the ground.

asked by Tsunayoshi on November 2, 2013
91. ## Math+ check!

oka so the question is as follows: for the geometreic sereis 8+48+288+... find the sum of the first ten terms, s 10 so I would use the formula: sn= a(1-r^n)/ 1-r were a= 8 r= 48 n= 10 8(1-(48)^10)/1-48 I get lost I don't know how to arrive to the answer

asked by bob! on October 17, 2006
92. ## probability

find the probability of andomly selectng 7 amerans rom apool of 23 britsh peopleand 19 amerans. determine whether the event isdependent or independent, list the aroprite formula, compu your answer,

asked by SNOOPY on April 17, 2008
93. ## math

The stiffness S of a rectangular beam is proportional to its width (w) times the cube of its depth/height (h). find the dimensions (i.e.: w and h) of stiffest beam that can be cut from a log which has a circular cross-section with diameter of 12-in.

asked by deel on August 9, 2012
94. ## statistics

Assume that thermometer readings are normally distributed with a mean of 0.0 and a standard deviation of 1,00. the thermometer is randomly selected and tested. For the case below, draw a sketch , and find the probability of the reading The given values in

asked by judy on November 22, 2013
95. ## Math

Alan is using the equation mg sin A = umg cos A to determine the coefficient of friction, u, between a flat rock and a metal ramp. Find u to the nearest hundredth, if the rock begins to slide at 19º.

asked by TeeKay on October 13, 2014
96. ## world civilizations II

Hitler expected to find lebensraum for Germany's expanding population: a) in lands of inferior Slavic peoples b)in Africa c)by moving more of the German population to cities d)by conquering France I am doubt between a and d :

asked by Vedrana on December 21, 2015
97. ## Physics

My question is A block is given an intial speed of 4.0 s^-1 m up the 22 degree plane How far up the plane will it go? How much time elapses before it returns to its starting point? Ignore friction. Ok my teacher said use this to find acceleration a = g sin

asked by Physics on July 9, 2009
98. ## fnite math

Juan invested \$24,000 in a mutual fund 5 years ago. Today his investment is worth \$34,616. Find the effective annual rate of return on his investment over the 5-year period.

asked by Brian on July 28, 2013
99. ## Math

A 2,000 calorie per day diet. Find decimal and fractional notation for the percent notation in each sentence. 1/2 cup of Campbells new england clam chowder provided 6% of the MDV of iron/

asked by Kim on March 6, 2008
100. ## calculus 1

Use Newton's method to find all solutions of the equation correct to six decimal places. (Enter your answers as a comma-separated list.) 6 cos(x) = x + 1 can somebody explain to me step by step on how to solve this problem?

asked by john on November 7, 2017