# 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 394
1. ## Calculus

Very confused: The planes A1x + B1y + C1z + D1 = 0 and A2x + B2y + C2z + D2 = 0 are perpendicular. Find the value of A1A2 + B1B2 + C1C2. Thanks!

asked by Hugsy on July 8, 2008
2. ## Math

Find the surface area of the solid represented by each net. 2 circles with attached to a rectangle who's height is 84 cm length is 86.8 cm and circle diameter is 26.6 cm

asked by Sid on May 13, 2008
3. ## simple science

asked by Jenny on November 12, 2006
4. ## Social studies.

Were there any key events in James K polks life that shaped his dream for the United States? I can't find a source that seems to fit this question.

asked by Callie on March 2, 2015
5. ## physics

a picture frame 25 kg hung over a nail by a string attatched to two hookes in the upper bar . find tension using parallelogram law

asked by susan on March 21, 2013
6. ## AP Calculus

Find the area of the region bounded by the curves y = sin^-1(x/2), y = 0, and x = 2 obtained by integrating with respect to y. Please include the definite integral and the antiderivative.

asked by Tom on March 26, 2018
7. ## college math

A couple plan to have exactly three children. (a) Construct a tree diagram and list the sample space. (b) Find the probability that the family has at least two girls.

asked by Rose on December 11, 2007
8. ## physics

3 equal charges each of of 2*10-6 C 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
9. ## physics

find the effective weight of an astronuat ordinarily weighing 50kg when his rocket moves vertically upwards with 6gm acceleration

asked by biniya on November 26, 2011
10. ## Physics

Find The Potential Energy Of A Boy Mass 10kg Standing On A Building Floor Of 10 Metres Above Ground Level. 10*10*10 =1000

asked by Davido on March 25, 2016
11. ## physics

A ball of mass moves in a horizontal circular path of radius a with speed v as shown in the illustration below. Find the tension in the cord.

asked by pakilina on November 25, 2011
12. ## Physics

A construction crane's cable lifts a 59.5-kg box upward with an acceleration of 1.38 m/s^2. Find the tension in the rope. 501.585 is incorrect.

asked by Reina on March 4, 2015
13. ## algebra2

a company has estimated that the probabilities of success for 3 products introduced in the market are 1/5,2/3, and 1/2, respectively. Assuming independence, find the probability that exactly 1 product is successful.

asked by glenda on July 6, 2013
14. ## anatomy and physiology II

Any compound that can stimulate the body to produce antibodies is call what? You will find the answer at http://en.wikipedia.org/wiki/Antigen

asked by alice on July 13, 2007
15. ## math

a bullet of mass m,with speed v,hits a fixed wooden block and penetrates a distance of l.find the average resistance of the wood.

asked by ara on January 17, 2011
16. ## math

a bullet of mass m,with speed v,hits a fixed wooden block and penetrates a distance of l.find the average resistance of the wood.

asked by ara on January 17, 2011
17. ## physics

Taking R = 1.00 k Ω and ∑ 250 V in Figure P28.25, determine the direction and magnitude of the current in the horizontal wire between a and e. google this to find picture

asked by bel on February 23, 2012
18. ## math

Find the equation for the surface formed by rotating (x = 3*cos(y)) about the y axis. Your answer must not contain radical symbols (square root signs).

asked by hamlet on April 29, 2012
19. ## math

Find the equation for the surface formed by rotating (x = 3*cos(y)) about the y axis. Your answer must not contain radical symbols (square root signs).

asked by hamlet on April 29, 2012
20. ## physics

Three balls A, B and C are kept in a straight line. The separation between A and C is 1 m, and B is placed at the midpoint between them. The masses of A, B, C are 100 g, 200 g and 300 g respectively. Find the net gravitational force on (a) A, (b) B, and

asked by Anonymous on September 19, 2014
21. ## calculus

find the derivative of the function y=x^x Hence fin the coordinates of the turning point of the funcion y-x^x. Give the values correct to two decimal places

asked by daria on March 30, 2008
22. ## algebra

Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine, 2.42 cross 10−5 watts/cm2

asked by Mary Ann on May 29, 2014
23. ## math

a travel mug is shaped like a cylinder. it is 9cm wide and 15cm tall. find its volume to the nearest tenth. use 3.14 for pie.

asked by Anonymous on March 21, 2013
24. ## Physics

Three balls A, B and C are kept in a straight line. The separation between A and C is 1 m, and B is placed at the midpoint between them. The masses of A, B, C are 100 g, 200 g and 300 g respectively. Find the net gravitational force on (a) A, (b) B, and

asked by Diya on September 19, 2014
25. ## Physics

A gram molecule of a gas at 127°C expands isothermally until its volume is doubled. Find the amount of work done and heat absorbed.

asked by Ques on December 19, 2015
26. ## Riddles

At the back of every igloo and the middle of the moon Always running around in loops you'll find me If you look inside the room What am I? Which letter of the alphabet answers this question?

asked by Shari on January 23, 2007
27. ## Literacy

Find the total land area of Belarus. A. 10,322,151 sq km B. 207,600 sq km C. 80,200 sq km D. 106,700 sq km my answer is B

asked by Heather on January 17, 2012
28. ## physics

Find the horizontal distance the skier travels before coming to rest if the incline also has a coefficient of kinetic friction equal to 0.228

asked by Anonymous on February 19, 2011
29. ## algebra

Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine, 2.67 cross 10−5watts/cm2

asked by Anonymous on August 26, 2013
30. ## Biology

these are some of the questions that i couldn't find the answers in the book. :( 17.The relationship between a fungus and a green organism is an example of a. neighbors. b. mutualism. c. parasitism. d. saprophytes.

31. ## 2 quick history questions

I've looked all over google but can't find these two answers to these questions 1. Where was the Dutch West Company? 2. Where does Ferdinand Magellan leave his crew? Plz help! Thanks

asked by Carrie on September 16, 2009
32. ## Science

Can anyone exlplain how particles behave in the reaction between iron and sulphur???!!! Ive checked all over google and cant find any helpful answers!!! PLZ HELP ME!!

asked by Cath on May 10, 2009
33. ## Algebra 1

Find the final amount of an investment if \$2,000 is invested at an interest rate of 8% compounded quarterly for eight years. Please and thank you! I`ve been having so much trouble with this question. Thank you!

asked by Casey on October 22, 2012
34. ## Math using Quadratic equation

The area of a square is 196cm2(squared), find the measure of one side. Thank you,, this is my assign. In math1, im using the formula A=s*s but i need to solve this using quadratic equation.

asked by Jenn on September 15, 2014
35. ## Math

Determine the vector parametric equation of the line through the origin and the intersection of the lines (ﬁnd the co-ordinates of this intersec- tion as well) v(t) = { 2t + 3 −4t t−3 } w(s) { 10s + 3 5s − 25 4 − 2s}

asked by Amar on October 12, 2010
36. ## Science

Which of the following is the suns visible surface layer? The core The radiation zone The convection The photosphere*** I tryed looking in my notes but I can't find it and this is on my test can you please tell me if im right?!?!

asked by carry on on May 17, 2017
37. ## Math

Find the volume of revolution when the region enclosed by the functions f(x)= e^x , g(x)=e^-x ,and the two lines is revolved about the x-axis Solution V=intergrate e^2x-e^-2x dx From -1to1 1/2e^+e^-2x when you sub and cal. =0 why please help me

asked by Ali on May 11, 2016
38. ## music

our teacher wants us to do a research about northern filipino music. i couldn't find a decent and detailed description anywhere. can anyone please help me with its history and and song examples?

asked by veronica on January 7, 2011
39. ## math

At a certain time of the day the elevation of the sun is 40 degrees. To the nearest foot, find the height of a tree whose shadow is 35 feet long.

asked by Chris on March 28, 2016
40. ## physics

⦁ An arrow is shot with speed 36.0 m/s at an angle of 24.0° above the horizontal. Assuming the archer was on level ground, find the maximum height and the range.

asked by chidera on September 15, 2014
41. ## Statistics

Find each uniform continuous probability and sketch a graph showing it as a shaded area.. If you please show me how you got the answer I would really appreciate. a. P(X < 10) for U (0, 50) b. P(X > 500) for U (0, 1,000) c. P(25< X < 45) for U(15, 65)

asked by Shon on September 8, 2010

Use lagrange multipliers to find the max and min values of the func f(x,y)=xy subject to the constraint 1=(x^2)/8 + (y^2)/2 I know how to set up.. i got y=Lx/4 and x=Ly now im lost!!! Please help with detail because im an idiot.

asked by Lucy on February 28, 2012
43. ## algebra

Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine, 2.42 cross 10−5 watts/cm2

asked by Mary Ann on May 29, 2014
44. ## Biochemistry

Which of the following peptide fragments would you expect to find buried in the center of a water soluble protein? Explain your answer. a) DEGKRGDK b) ALVWIFLF

asked by Jenna on September 3, 2011
45. ## Math

Find out how long it takes a ​\$3,100 investment to double if it is invested at 7% compounded monthly. Round to the nearest tenth of a year.

asked by Ciara on October 29, 2017
46. ## math

1. find the equation of the tangent line at x=1 to y=f(x) where f(x)=(3x^2)/(5x^2+7x) Can someone help walk me through the steps of this problem. Do I start with finding the derivative of the function using the quotient rule?

asked by Anonymous on October 16, 2013
47. ## Calculus

Find the volume of the solid generated by revolving the region bounded by the graphs of the equations about the x-axis. y=ln x, y=0, x=1, x=3 Please show the steps in your work, thanks! :)

asked by Pan on March 29, 2008
48. ## Maths

4. Calculate average speed of particle which position at time t is given by the function g(t) = t3, on the intervals (a) [2,3]; (b) [2,2.1]; (c) [2,2.0001]; (d) [2, 2 + h] , where h > 0 is arbitrary positive number. Find g′(2).

asked by Jasmine on April 3, 2014
49. ## math

Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine, 2.37 cross 10−5 watts/cm2

asked by neal on June 5, 2014

51. ## physics

Find the velocity v and position r as functions of t for a particle of mass m which starts from rest at x=0 at time t=0 and subject to the following forces: F=Fo F=Fo +bti F=Fo coswt F=kt^2

asked by Matthews on February 13, 2010
52. ## Drama

(1) As we find with most songs, in poetry (a) there's nos specific point of view (b) each couplet must rhyme (c) sound and content have equal weight.

asked by Carlise on July 5, 2012
53. ## math help!!!!! Thanks

Find the volume of the cylinder with a radius of 34m and a height of 27m. This is how I did it can you please tell me if I did it correct, thanks. V= 3.14r^2h = 3.14*34^2*27 = 3.14*1156*27 = 98005.68 If this is not it can you please explain what I did

asked by Callie on February 25, 2015

Write the integral in one variable to find the volume of the solid obtained by rotating the first‐quadrant region bounded by y = 0.5x2 and y = x about the line x = 5.

asked by Ke\$ha on May 25, 2017
55. ## History

I need to know if there is a site that lists federal presidential campaign financing laws, legal & illegal. All I can find is sites that have box diagrams. Thanks

asked by Sue on May 11, 2010
56. ## Psychology

Hello, is there journal articles that you know of where you don't have to pay to look up spiritual formation and what theorists believed Piaget, Fowler, and Kohlberg I can't find any and or websites. thanks

asked by anika on April 8, 2011
57. ## math

Bill purchased 4 pens for \$3.32 including \$.16 sales tax. FIND THE C COST OF ONE PEN. I need to write this in an equation. Then solve that's what the worksheet says.

asked by travis on February 17, 2011

asked by hellokitty on February 8, 2012
59. ## physics

Consider a particle initially moving with a velocity of 5m/s starts deaccelarating at a constant rate of 2m/s*2 find the distance travelled in 2sec? Ans:2m

asked by Thousif on October 6, 2017
60. ## Math

If a projectile is fixed at an angle α = 60° and initial velocity, Vi =100 ft/s. Find its position at the end of 25 seconds. x = (Vi cos α)t y = -16t² + (Vi sin α)t

asked by NR on May 23, 2017
61. ## math

HELP ME!!!!!!!!! We started coordinate plains and now I'm trying to do this stinkin homework!its asking me to find the ordered pair corresponding to each point graphed at the right. I have NO idea how to do this, so please be kind and HElP

asked by akeira on September 23, 2009
62. ## geometry

the legs of a right angled triangle are 5 cm and 12cm long. find the lengths, to the tenth, of the segment into which the bisector of the right angle divides the hypotenuse.

asked by verenice on February 11, 2011
63. ## math

Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine, 2.42 cross 10−5 watts/cm2

asked by tasha on May 23, 2014
64. ## American Corrections

during the 19th century, american society became increasingly: a) rural b) homogeneous c) heterogeneous d) non-industrial I think the answer is either a or d but I just can not find it in my book anywhere...Please help me if you can. I have even googled

asked by Melisa on October 18, 2010
65. ## Chemistry

Find the molar concentration of 57.9 g of potassiuum chlorate dissolved in 975 mL of water my work c=nv (57.9/122.55)(975ml) and i got 460 is this correct

asked by Greg on December 16, 2014
66. ## geometry

In right triangle ABC, Angle C = 90 degrees, D is a point on AB, and CD is perpendicular to AB. AB = 20 and AD = 5. Find AC I tried formulas like soacahtoa and Pythagorean theorem but I am unable to figure this out.

asked by Phoenix on March 9, 2017
67. ## trig

Find the radius of a circle which a 59-foot chord subtends an angle of 12degrees at the center. I Just Want To See The Illustration. I Can Handle The Rest. Thank You In Advance =)

asked by Amber on July 3, 2012
68. ## Maths

4. Calculate average speed of particle which position at time t is given by the function g(t) = t3, on the intervals (a) [2,3]; (b) [2,2.1]; (c) [2,2.0001]; (d) [2, 2 + h] , where h > 0 is arbitrary positive number. Find g′(2).

asked by Jasmine on April 3, 2014
69. ## PHYSICS

In an archery practice an arrow was realesed from a bow with a velocity of 20m/s it strikes and slopes find at what rate the aarrow was aaccelarated

asked by physics on September 18, 2016
70. ## Calculus

Suppose f(x)=2x^2-x^3 and g(x)= sin(pix/2). a) What is the exact value of the integration from 0 to 2[f(x)-g(x). Find numerical approximation of this value. What does the value of this integral tell you about the areas of the regions beteen the two graph

asked by Scott on January 21, 2010
71. ## math

Find the added expense and the actual yearly rate of interest for the following. A food processor for \$119.50 cash, or \$5.00 down and \$9.00 per month for 15 months.

asked by floyd on February 17, 2011
72. ## Math

An unfair coin with Pr[H]=0.25 is flipped 95 times. A random variable X is defined as the number of heads that occur. Find the standard deviation. Any help??

asked by Tiffany on April 2, 2012
73. ## math

The base of a solid is the region bounded by the parabola x^2 = 8y and y=4. Each cross section perpendicular to the y-axis is an equilateral triangle. Find the volume.

asked by dee on March 12, 2016
74. ## algebra

if you have 88 ft of fencing to enclose a rectangular plot but don't fence one side, find the length and width of the rectangle that will maximize the area

asked by rochelle on November 11, 2009
75. ## calculus

Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about the y-axis. y=4/x, y=0, x=2, x=3 I know you have to integrate from 2 to 3 but im not sure what the integral should be

asked by Matthew on September 9, 2010
76. ## medical coding

How many codes are needed to correctly code accidental poisoning by consuming noxious mushrooms ? I can't seem to find the answer is there a web site that might be able to help me thanks

asked by Anonymous on April 8, 2008
77. ## writing skills

19. In which of the following sentences do you find a verb phrase? A. June was a collector of memorabilia. [B. The crowed roared as the bull charged]. C. I shall be all that I am and more. D. I believed every word he said.

asked by jake on July 2, 2012
78. ## Chemistry

Consider the titration of 25.00 mL of 0.08364 M pyridine (see structure below) with 0.1067 M HCl. Find the pH at the following acid volumes (Va): 4.63 mL, Ve, and 25.0 mL. pKa = 11.3 I got 11.81, 6.63, and 1.74 respectively. Yet, the last two are incorrect

asked by Angelyka on March 4, 2013
79. ## Math

find the amount of money in a bank account given the following conditions. Initial deposit= \$2000, annua rate= 5.5%, time= 4 years?

asked by Lindsey on December 15, 2010
80. ## houston community college

gordon rosel went to his bank to find out how long it will take for 1,200 to amount to 1,650 at 8% simple interest. round to the nearest tenth

asked by anita collins on November 20, 2013
81. ## Math

Two identical circles of largest possible area are to be cut from a 12in by 24in rectangular piece for stock. Find the amount of waste.

82. ## Math

Find the value for k in the equation w kh3 for a baby who is 20 inches long and weighs 6 pounds? Is it significantly fatter in proportin to its height than an adult?

asked by Unknown on October 20, 2009
83. ## physics

Two equals negatives charges (-1.75x10^(-19) Coulb) are separated by an insulator at a distance of 0.230 mm. Find the electrostatic force between these electrons?

asked by Anonymous on February 8, 2012
84. ## Maths

The question says : the gradient of a curve is give by dy/dx = x^2 - 6x. Find the set of values of x for which y is an increasing function of x. I didn't understand what they are asking me to do could you solve and explain?

asked by beavis on March 18, 2012
85. ## Math

of 53 plays attributed to a playwright, 16 are comedies, 18 are tragedies, and 19 are histories. if one play is selected at random, find the odds against selecting a tragedy.

asked by Christal on March 24, 2013
86. ## chemistry

Find the initial concentration of the weak acid or base in an aqueous solution of pyridine (C5H5N) with a pH of 8.65. Kb = 1.80×10−9 . Answer in units of mol/L

asked by Anonymous on January 28, 2015
87. ## calculus

the vector function r(t)=< 5 sin t, 3 sec t > , represents the position of a particle at time t. find the velocity v (t) and acceleration a (t). I don't know how to solve it without the t given. Please help

asked by Danny on March 21, 2016
88. ## math

find the lateral surface of the frustum of a cone 6inches high with upper and lower bases 11inches and 7inches in diameter respectively

asked by res on July 27, 2011
89. ## Math

Use the formula or a calculator application to find the monthly payment on a home mortgage of \$292.649 at 5.004% interest for 25 years.

asked by Janet on December 9, 2014
90. ## UL Lafayette

Suppose that 2000 is loaned at a rate of 9% , compounded monthly. Assuming that no payments are made, find the amount owed after 4 years.

asked by Jasmine on April 23, 2013
91. ## electrical electronics

Find the value of the remaining components of a common emmitter amplifer circuit given Ic=3mA, Tr=ZTx300, hfe=80, F=40Hz, Ve=2.5 show workings

asked by john on March 20, 2016
92. ## physics

a car accelerates uniformly from rest to a speed of 21.8 km/h in 5.9 seconds.find the distance it travels during this time. answer in units of meters

asked by jane on September 18, 2011
93. ## books

I need to write a Year 9 English Unit on the novel,"Strange Objects" by Gary Crew. I can't seem to find any resources to assist me. Can you help direct me to finding some???? thanks

asked by jo on April 23, 2013
94. ## ELA

In which of the following sentences do you find a verb phrase?  A. I believed every word he said. B. The crowd roared as the bull charged. C. June was a collector of memorabilia. D. I shall be all that I am and more. C?

asked by Brooklyn on May 27, 2015
95. ## Communication and Gender Studies

Find one or two distinctly male or female characteristics, gender related either masculine or feminine and then explain how this idea is perpetuated in society.

asked by Angie on June 4, 2010
96. ## Math

Find the maximum area of a rectangle inscribed in the region bounded by the graph of y = (3-x)/(2+x) and the axes. (Round your answer to four decimal places.)

asked by Meghan on April 7, 2018
97. ## SAT

the collection of antique puppets, A(all older than) two hundred years, had been B(painstakingly) made for youngsters C(long since) gone. D(no change) find the mistake

asked by tom on April 6, 2018
98. ## physics

a stone is projected vertically upward and reaches a maximum height of 20m before it returns to the thrower find the total time taken

asked by gunjan on June 29, 2016
99. ## math

Use the formula t = (0.25) s1/2 to find the time t in seconds it will take a stone to drop a distance s of 200 feet. Round your answer to the nearest tenth of a second.

asked by brian on August 20, 2013
100. ## calculus

Find the volume of a solid whose base is bounded by the parabola x=y^2 and the line x=9, having square cross-sections when sliced perpendicular to the x-axis.

asked by Ethan on February 3, 2017