# 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 398
1. ## Calculus Partial Derivatives

Problem: Find dimensions of a box that provide the greatest volume when the length plus the girth cannot exceed six feet. I tried 2w+2h+l=6, l=6-2w-2h, but couldn't get to w=1, h=1, l=2, which is the correct answer.

asked by Anonymous on July 10, 2015
2. ## Physical Science

Harry takes a space voyage and returns to find his twin sister has aged more than he has. This is evidence that they have been in a different....? health plan :-) spcae times

asked by Gina on March 29, 2007
3. ## math-a-matic

okay...is this even possible? because i've tried every way i can think of, and i think this might be impossible to solve? the problem is: find five consecutive odd integers such that the sum of the first and the fith is one less than three times the

asked by Bina on October 15, 2011
4. ## Current Events

I'm trying to find out how many different countries America is behind on standardized test results. Would you be able to guide me to some articles that might give this information (please no generic google searches I've tried those). Thank you so much for

asked by Susanne on May 7, 2009
5. ## Physics

A ball was thrown with a velocity of 150 ft/ s at angle of 45 degrees above the horizontal. a)Find the range and the time of flight. b)What is the maximum height reached?

asked by lee on October 9, 2010
6. ## chem

What is the average [H3O^+] of the vinegar solution at the neutralization point in the titration process? pls need help with this. i tried to research about it but can't find any answer or any explanations anout this. Thanks

asked by akira 12 on December 3, 2012
7. ## English

I have to write a paper on the Pseudo-Modern movement and how it relates to movie, music, artwork, an article, and a 21st century. I can't find an example for each of these cases.

asked by Vince on May 17, 2009
8. ## math

a technician charges \$75.00 for consult plus \$35.00 per hour. write an equation for the function. what are the variables represent and find the number of hours if he charged you \$285.

asked by shelly on November 5, 2017
9. ## Statistics

The z-scores that bound the middle 35 % under the standard normal curve are z = -a and z = a. Find the value of a. Write only a positive number as your answer. Round to two decimal places (for example: 0.81).

asked by Obi on October 13, 2015
10. ## statistics

I do not understand this. Can you please explain it to me and how I am suppose to get the answer? Find the probability that a data value picked at random from a normally distributed population will have a standard score that corresponds to the following:

asked by MissPatte on November 14, 2014
11. ## Reading

In the night the bed fell and stolen day which character learns the most and which one learned the least. Sadly I cannot link the books, but they are really short and should be easy to find

asked by Draven Prieto on October 23, 2015
12. ## Partial Sums and finding a certain term

Suppose that the nth partial sum of the series ∞ Σan is Sn = (5n-2)/(5n+2) n=1   Find a3. I have tried plugging in n = 3 and solving Sn but that is incorrect. I believe something is wrong with my approach and I would be happy to get some guidance.

asked by Tim on January 18, 2017
13. ## Chemistry

How mcuh heat is needed to raise the temperature of 80 grams of water by 30 degrees? I got AlphaQ=80xCx30. I know I'm solving for Alpha , but I don't know what the C would be or how to find it. Thanks for your help.

asked by Narasaq on June 3, 2009
14. ## Physics

A rectangular track is 40m long 30m broad.A man starts walking from one corner to another . Find the distance travelled and displacement.

asked by Salem on June 13, 2017
15. ## Calc

Find dy/dx by implicit differentiation and simplify the result 1. x=sec(1/y) 2. 4xy+ln(x^2y)=7 Hello I sort of know how to do these problems but not really. :( Can someone show all the work to solving them it would help me greatly. Thank you a lot.

asked by Dora on June 14, 2017
16. ## Pre-Calculus

Find the equation of the ellipse whose semi-major axis has length 6 and whose foci are at (3,-2+/-sqrt11). I have the focal constant = 2a which means that a=3 but don't know how to proceed. Thanks.

asked by Lucy on October 12, 2008
17. ## to SraJMcGin,

Hello, we have to do an essay on this question can you talk me through the steps to help me find the answers please. In punishment without revenge by lope de vega what are the similarities and differences in the two love triangles. thanks

asked by Alicia on October 13, 2008
18. ## Diversity in the Classroom

Could you please help me find a plan for a culturally balanced bullentin board that I could use in my classroom to focus on either a traditional Western holiday or a multicultural celebration at my school?

asked by B.B. on May 24, 2009
19. ## physics

If a rubber tire having a weight of 18.0lbs requires a force of 38.0N to keep it in uniform motion on a level highway find the coefficient of kinetic friction.

asked by john on February 10, 2015
20. ## physics

A 0.5 kg block is sliding along a table top with an initial velocity of 0.2 m/s. It slides to rest in a distance of 70 cm. Find the frictional force that is slowing its motion.

asked by kimi on October 25, 2012
21. ## math

Find the five-number summary of the following set of numbers: 349, 243, 119, 363, 246, 505, 263, 221, 324

asked by davis on September 24, 2010
22. ## torque physics

a body of mass 5kg starts rotaing from rest on a circular track of radius 8m after 1mint it towards 5 rotations per30sec find the torque

asked by aqsa on March 30, 2017
23. ## Math HELP PLEASE :)

need help don't undertsand the problem i tried the point slope formula but wasn't working out Find the x and y intercept of the line that passes thorugh the given points. (-6,2) and (-3,4)

asked by Anonymous on January 13, 2014
24. ## math

A student scored 84 and 90 on her first two quizzes. Write and solve a compound inequality to find the possible values for a third quiz score that would give her an average between 80 and 90, inclusive.

asked by alaa on November 12, 2018
25. ## physics

A shop sign weighing 230 N is supported by a uniform 115 N beam as shown in Fig. 9-54. Find the tension in the guy wire.

asked by charlse on November 16, 2009
26. ## maths,agricultur;life science,business

identify three courses or study fields you are interestedin following after grd12.write them down in order of preference.provide 2 reasons why you find this a suitable course for each choice

asked by precious on March 16, 2016
27. ## statistic

X is a normally distributed random variable X with mean 15 and standard deviation 0.25. Find the values xL and xR of X that are symmetrically located with respect to the mean of X and satisfy P(xL < X < xR) = 0.80. (Hint. First solve the corresponding

asked by kuhel on March 16, 2016
28. ## physics

t(s)=0.0,1.0,2.0,3.0,4.0,5.0,6.0,7.0 v(m/s)=0.0,4.6,8.9,13.4,18.0,22.9,27.6,32.0 find the area underneath the graph between t=2.0s and t=6.0s, i know i will have to break this down into two separate shapes, a rectangle and a triangle then add them

asked by Annie on February 8, 2012
29. ## Algebra 2

Find the dimensions and area of the largest rectangle that can be inscribed in a right triangle whose sides are 9cm, 12cm, 15cm. Use quadratic functions to solve.

asked by Sarah on April 8, 2008
30. ## english

This sentence keep showing up as a error in it. Could you please find the mistake and fix it for me. To obtain a position as an Administrative Assistant which I can use my knowledge and experiences toward the growth of this company.

asked by angela on February 9, 2012
31. ## math (check)

find the volume of a cylinder with a diameter of 16mm and a height of 5.7. A.2,292mm^3 . . . 4,584mm^3(i think its this one) . . . 689mm^3 . . . . 1,146 (but i also got an answer close to this but the tens place was 5)

asked by luna on March 19, 2014
32. ## troduction to computer

you call the help desk to report a problem you are having on your computer. The technician asks you what operating system you are running . you know it is windows 7 but you forget which version. how can you find out

asked by Anonymous on April 17, 2015
33. ## Physics

Find the angle of elevation of a gun that fires a shell with muzzle velocity of 125m/s and hits a target on the same level but 1.55km distance

asked by GP on April 24, 2017
34. ## Math

Manuel earns \$400 per week plus a 3% commission on everything he sells. Write and solve and inequality to find out how much he must sell to have a weekly income of at least \$700.

asked by Kate on April 27, 2015
35. ## Physics

A bullet of mass 200 grams is forced with work speed of 400 m/s of it is stopped in 100 m, Find: a.) KE b.) Force needed to stop it

asked by Chantal on April 27, 2016
36. ## Science

I was wondering if anybody knew of a web-site that may help be find information on how humans can harbor many microorganisms on and inside their bodies without experiencing symptoms of infection thanks for you help

asked by Anonymous on April 6, 2008
37. ## Math

\$6550 is compounded semianually at a rate of 18% for 18 years. find the total amount in the compound interest account round to the hundredth as needed.

asked by christopher on April 17, 2010
38. ## Physics

How to solve/work problem? Two objects attract each other gravitationally with a force of 2.5 * 10^-10 N when they are .25m apart. Their total mass is 4.0kg. Find their individual masses.

asked by Emily Grossman on February 21, 2011
39. ## statistics

Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give your answer correct to two decimal places.) Sample n x G n=384 x=314 H n=423 x=329

asked by Tiara on March 18, 2014
40. ## physics

A body is projected horizontally with a velocity of 80m/s from the top of a tower 160m above the ground (given that g=10m/s2).Find (1)time of flight. (2)Range

asked by ROKEEB on November 8, 2018
41. ## algebra

How do I do this question: -6|7-x|< -30 So far I have that x=2, but I know that it's more than just 2. How do I denote/find that? first of all isolate the absolute value expression by dividing by -6, remembering that we have to reverse the inequality sign

asked by jess on May 17, 2007
42. ## Statistics

Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 15. Find the IQ score separating the top 37% from the others. Answer in one decimal place.

asked by Tracy on March 28, 2014
43. ## calculus

Find the points on the curve below at which the tangent is horizontal. Use n as an arbitrary integer. (Enter your answers as a comma-separated list.) y = sin x/ 2 + cos x

asked by holly on February 6, 2012
44. ## physics

an object of mass 150kg is pulled on a horizontal rough ground by a force of 900newton(N).find the coefficient of static friction (taken g=10m/s)

asked by john emmanuel on November 10, 2011
45. ## physics

a sphere of radius r moving with velocity v through a fluid experiences a retarding force f given by F=6r^yv^zn^x where n is the viscosity of the liquid. use the method of dimensions to find the values of x,y,and z.

asked by charles on March 7, 2016
46. ## Calculus

A right circular cone has a constant volume. The height h and the base radius r can both vary. Find the rate at which h is changing with respect to r at the instant when r and h are equal.

asked by Helga on November 21, 2011
47. ## Maths

Karim deposited 9000 rupees after2years he withdraw 4000rs.at the end of 5yearshe get8300 RSVP. Find the rate of interest.

asked by Ranjeet kar on March 5, 2019
48. ## Biology

OK, I give up. No where do I find a clear yes or no to this question. Fossil evidence indicates that humans have not undergone many anatomical changes over the last 200,000 years. From what I have read it seems like they have. Am I correct?

asked by Anna on January 20, 2011
49. ## English, novel, ivanhoe

How is the late 12th century depicted by Sir Walter Scott, and do you find his interpretation realistic or purely fictitious? On what do you base your conclusions?

asked by sanna on May 13, 2012
50. ## Physical Science

If a 1500 kg car is moving 20.0 m/s is brought to a stop by brakes. How many kilocalories of heat are generated in the process? Please include the formula that I should use to find the answer. -Thanks

asked by Sarah on October 26, 2007
51. ## statistics

psychologist wants to interview subjects with IQ scores are normally distributed with mean of 100 and standard deviation of 15. find the score that separating the top of IQ frin the bottom 90%

asked by joe on May 9, 2012
52. ## Social Studies

I need to find out 4 mistakes Germany made during WWI. I know one is unsrestricted submarine warfare. Another one would be the Zimmerman Note. A third one could be that they invaded Belgium. I can't think of a 4th mistake though.

asked by Brandi on February 7, 2012
53. ## physics

four equal charges 2*10^-6c each are fixed at the four corner of a square of side 5cm.find the coulumb force experinced by one of the charge due to rest three

asked by nikhil on April 30, 2015
54. ## Trig

Find the exact value of: cos315. I have to use the sum angle formula cos(270+45) cos270 cos45 - sin270 sin45 thats all I have. Is the answer at least sqrt 2/2?

asked by does it matter at this point? on March 7, 2008
55. ## Physics

Find the average velocity of a projetile between the instants it crosses half the maximum heght.It is projected with a speed u at an angle ø(thita) with horizontal.

asked by Deepak on August 4, 2011
56. ## Geometry

Find the perimeter and area of each figure. give your answers in the simplest radical form.a 30-60-90- degree triangle with hypotenuse length 28 centimeters.

asked by Esperanza on January 10, 2011
57. ## math

show me how do find volume i know it is base x height but then what? example 20 cm wide 17cm high and how do i bring it to nearest cubic unit. I am in 6th grade. thank you

asked by polly on January 22, 2009
58. ## Calculus Help Please!!!

A stone is dropped into a lake, creating a circular ripple that travels outward at a speed of 40 cm/s. Find the rate at which the area within the circle is increasing after each of the following. after 1 s = after 3 s = after 7 s =

asked by Tim on April 2, 2014
59. ## physics

four equal charges 2*10^-6c each are fixed at the four corner of a square of side 5cm.find the coulumb force experinced by one of the charge due to rest three

asked by nikhil gupta on April 30, 2015
60. ## math

Find the diameter of the circle(not drawn to scale). BC=13,and DC=19. Round your answer to the nearest tenth. Onc again, without the figure in question, or an accurate description of it, we cannot help you.

asked by Susie on November 26, 2006
61. ## stats

Suppose x has a normal distribution with sigma = 1.2. Find the minimal sample size required so that for a 95% confidence interval, the maximal margin of error E = 0.5.

asked by Anonymous on March 6, 2016
62. ## GEOMETRY MIDPOINT FORMULA steve how did this hapn

If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C Please help thanks so much GEOMETRY MIDPOINT FORMULA - Steve, Thursday, January 30, 2014 at 11:58am B-A = (-4,-3) C-A = 4(B-A) = (-16,-12) C =

asked by Joy on January 31, 2014
63. ## I need help with this math question

Find the weight of the right rectangular prism with length 13 ft, width 6 ft, and height 2.5 ft if the contents weigh 0.02 pounds per cubic inch. I think that the answer is 3.9 by multiplying 6 x 13 x 2.5 x 0.02. Is this right?

asked by robert on November 13, 2007
64. ## algebra

Dr. Collins borrowed some money to buy new furniture for her office. She paid \$720.00 simple interest on a 7.5-year loan at 16%. Find the principal.

asked by kara on December 15, 2009
65. ## social studies

i am doing a worksheet for cause and effect and well i can not anywhere find an cause to why the second continental congress that was held in piladelphia in may of 1775 please respond soon , the confused girl p.s this will help me alot and you will be

asked by sam on March 25, 2008
66. ## math

a set of 20 cards is numbered 1,2,3,... ..20. Suppose you pick a card at random without looking. Find the probability of each event. Write as a fraction in simplest form. P(3 or 13)

asked by Jordan on March 25, 2008
67. ## Physics

Physics Question Help please!!!? A 3.70 kg mass attached to a spring oscillates with a period of 0.375 s and an amplitude of 17.0 cm. (a) Find the total mechanical energy of the system

asked by Anonymous on April 23, 2011
68. ## English

in the book to kill a mockingbird what chapters (15-25) can i find quotes that support what boo radley, mayella ewell, and tom robinson had in common?

asked by Gabrielle on November 26, 2010
69. ## Math

In ΔABC, A=75 degrees and b=6. Giving your answer in interval notation, find the range of values of a such that: only one triangle is possible. two different triangles are possible. Please explain or show work!

asked by Amber on October 16, 2016
70. ## Geography

I need a map for a report showing where the fire ant was first introduced into Australia and where it has spread since. I have looked on a million websites and can't find a single thing. Can you help please?

asked by Nat on March 27, 2008
71. ## Physics

The range of human hearing extends from approximately 20 Hz to 20000 Hz. Find the wavelength of these extremes when the speed of sound in air is equal to 343 m/s.

asked by Lena on April 11, 2010
72. ## physics

Each charge of 3 micro coulomb are placed at 3 corners of a square whose diagonal is 6cm long. Find the field intensity at the point of intersection of diagonals

asked by bareera on October 13, 2016
73. ## Government

I need to know five countries with a arsitocratic government(aristocracy) autocratic(autocracy) despotistic(despotism oligarchy theocracy tranny I found the other governments I need but I just can't seem to find these!Please help me thanks!

asked by Lanna on October 19, 2006
74. ## math calculus

Find the intervals on which the function f(x)=x²/³(10-x) is increasing and decreasing. Sketch the graph of y=f(x)and identify any local maxima and minima. Any global extrema should also be identified.

asked by Jay on April 18, 2016
75. ## math

Find the five-number summary of the following set of numbers. 341, 233, 181, 368, 247, 551, 286, 223, 313

asked by Ms. gladys on April 26, 2011
76. ## geometry

If the parallel sides of a trapezoid are contained by the lines and , find the equation of the line that contains the midsegment. Show equations and all work that leads to your answer.

asked by Anonymous on April 22, 2012
77. ## Math

On Saturday, you spend \$33, give \$15 to a friend, and receive \$20 for mowing your neighbor’s lawn. You have \$21 left. Use two methods to find how much money you started with that day.

asked by Katharine Chavez on February 19, 2019
78. ## Differential Equations

The boundary value problem Ty"+ ρ(ω^2)y' = 0 , y(0) = 0, y(L) = 0 is the model of the shape Of a rotating string. Suppose T and ρ are constants. Find the critical angular speed ω = ωn for which there is non-trivial solutions.

asked by Chuck on April 22, 2012
79. ## math

Find the five-number summary of the following set of numbers. 341, 233, 181, 368, 247, 551, 286, 223, 313

asked by math illerate on April 25, 2011
80. ## 7th Grade Science

help me find the answer to this question for tomorrow... can you think of any examples from the real world where lowered genetic diversity is impacting a species' ability to survive?

asked by school8er on January 13, 2011
81. ## calculus

1. Let f be the function that is defined for all real numbers x and that has the following properties. (i) f''(x)=24x-18 (ii) f'(1)=-6 (iii) f'(2)=0 a. Find each x such that the line tangent to the graph of f at (x, f (x)) is horizontal b. Write an

asked by Yoona on February 13, 2012
82. ## Social Studies

I have to do a current event about a revolution that happened at most 20 years ago, for example like maybe when a group of people boycotted for a law to be passed. So does anyone know an article I can find online?

asked by Lola on December 3, 2009
83. ## Algebra

Evaluate the given function for the value specified. 2. f(x) = x squared - 7x + 10; find (a) f(0), (b) f(5), and (c) f(-2). a) f(0)=> b) f(5)=> c) f(-2)=> I didn't see your work, so it's hard to critique it. Take the 0, 5, and -2 and plug it in for "x" in

asked by Linda on May 27, 2007
84. ## Statistics

Assume x is normally distributed with mean µ= 15 and standard deviation α= 3-. Use the approximate areas beneath the normal curve, as discussed in this section, to answer the following questions. Find P (X ≥15)- A) 0.50 B) 0.16 C) 0.34 D) 0.84

asked by Stuart on February 22, 2009
85. ## physics

An electric train moving at 20kmh accelerates to a speed of 30kmh in 20 seconds.find the distance travelled in metres during the period of acceleration

asked by Awwal on March 27, 2016
86. ## math

solve 2cos^2x = square root of three cosx (couldnt find the sign on keyboard sorry) for principal values of x. express the solutions in degrees

asked by Kathy on April 15, 2010
87. ## physics

If a wire has a resistance of 132ohms a length of 110cm and an area of cross- sectional of 0.00415cm square find the resistivity of the material of which it is made

asked by praise on March 9, 2014
88. ## math

Dr. Collins borrowed some money to buy new furniture for her office. She paid \$720.00 simple interest on a 7.5-year loan at 16%. Find the principal.

asked by kara on December 19, 2009
89. ## calculus

find the positive roots of the equation 2x^3-5x^2+6=0 and evaluate the function y=500x^6 at each root. round you answers to the nearest integer, but only in the final step.

asked by maritza on November 22, 2010
90. ## volume of square

Find the volume of a square with base edges of 24cm and a slant height of 37cm possible choices 192cm^3 (my choice) 20,160cm^3 10,080cm^3

asked by lilman on May 1, 2012
91. ## physics

3 equal charges each of of 2*0.000001C are fixed at three corners of an equilateral triangle ofsides 5 cm.find the column force experienced by one of the charge due to the other two

asked by william on March 23, 2016
92. ## Physics

A stone is thrown from the ground with initial velocity v0 directed at angle alpha with respect to the horizon. Find equations of its motion both in x and y directions.

asked by David on November 10, 2012
93. ## criminal justice

could someone please let me know where I can find this type of question to read. discuss three key aspects of the school shootings that the court system has addressed so far. Thank you very much Mary Ann

asked by Mary Ann on April 7, 2015
94. ## Pre-Algebra - PLEASE!

Zelda photocopied a rectangle that was 10cm by 16cm. She set the enlargement feature to 125%. Write a proportion and solve them to find the new demensions.

asked by Joy on March 16, 2008
95. ## physics

A missile is launched at an angle of 25 degrees to the ground. It hits a target at 301.5 meters from the point of launch. find the initial velocity

asked by help on February 22, 2014
96. ## trig

Ido not understand why the rt triangel was in ratio of 1:√3:2 in Sue's question where in triangle abc c isthert angle and sin a √3/2 - find csc b-please explain where the 1 comes from

asked by dena on January 17, 2011
97. ## algebra

Direct and Joint Variation 2. The volume V of a rectangular prism of a particular height varies jointly as the length l and the width w, and V = 224 ft when l = 8 ft and w = 4 ft. Find l when V = 210 ft and w = 5 ft.

asked by bob on January 26, 2009
98. ## CAN SOMEBODY PLS GIVE ME THE FORMULA FOR THIS!!???

google is being a pain right now so i cant find a simple answer, its giving me all these complex examples instead I JUST NEED THE FORMULA FOR FINDING THE LATERAL AREA OF A SQUARE PYRAMID. THAT'S ALL. thank you.....

asked by TTR+S<3 on February 26, 2014
99. ## calculus

the cost (in dollars) of producing x units of a certain commodity is C(x)=5579+13x+0.03x^2. Find the instantaneous rate of change with respect to x when x=103.

asked by Hunry on November 17, 2011
100. ## math

Direct and Joint Variation 2. The volume V of a rectangular prism of a particular height varies jointly as the length l and the width w, and V = 224 ft when l = 8 ft and w = 4 ft. Find l when V = 210 ft and w = 5 ft.

asked by bob on January 26, 2009