# 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

93,362 questions, page 390
1. ## Logarithms

What's the fastest way to find Anti Logarithms(not using interpolation or a log table) can anyone give me an example using any kind of value? (preferably solving triangles)

asked by John on September 17, 2013
2. ## apchemistry

I tried to figure this out with my standard reduction potentials sheet, and tried to find a sulfate ion for the first part, but I don't think that is the answer...any help is much appreciated

asked by Kiki on March 29, 2010
3. ## caculus

Following a polynomial, find a. the zero's and the multiplicity of each b. where the graph crosses or touches the x-axis c. the number of turning points d. the end behavior f(x)=(x+3)(x-5)(x+5)

asked by ladybug on September 22, 2012
4. ## chemistry

A piper delivers 10.04, 10.02, 10.08, and 10.06 mL in consecutive trails. Find the mean volume and the average deviation from the mean...please help some responded but didn't answer the question.

asked by Lisa on January 31, 2012
5. ## Calc Help

Find the 4th derivative of y=4x^3-(2/x). Reads: 4x to the third minus 2 divided by x. I will be happy to critique your thinking. We don't do homework or tests.

asked by Rob on March 7, 2007
6. ## Sociology

Any help with this question would be great, even if its just a link(s) of where I could find information. Directly compare and differentiate race and sex and then ethnicity and gender?

asked by Jen on April 9, 2016
7. ## algebra I need immediate help with this question T

The 2nd question has a fraction and I think this is confusing me on this one f(x)=1/5(x+7)^2+7 I need to find the vertex line of symmetry max/min and is the value f(-7)=7 a minimum or a maximum?

asked by Kamath on May 10, 2009
8. ## Math

The length and breadth of a rectangular paper were measured to be the nearest centimeter and found to be 18 cm and 12 cm respectively. Find the percentage error in its perimeter.

asked by John on March 6, 2015
9. ## differential calculus

a right circular cylinder has a fixed height of 6 units. Find the ratio of change of its volume(v) with respect to the radius(r) of its base.

asked by wen on July 27, 2011
10. ## Physical Educationcal Educationcal

What is the role of 1mile running? ( like important things, teaching points ) I need to find for P.E. class.. Please introduce me some good websites

asked by Jo on November 1, 2016
11. ## stats

A set of LSAT scores follows the normal curve. The average is 560, and the standard deviation is 60. Find the 80th percentile.

asked by sheri on July 7, 2012
12. ## math

The area of a parallelogram is 420 centimeters squared and the height is 35 cm. Find the corresponding base. Be sure to show all work and label your answer

asked by Shelby on May 4, 2013
13. ## Earth Science

In what ways can sea level be lowered? What effect might this have on existing life forms? I can't find it in my textbook. Can somebody helps??????? THANKS A LOT!!!!!

asked by Cynthia on July 27, 2011
14. ## Math

Find the volume of the solid obtained by rotating the region enclosed by y=x^2, y=6x about the line x=0using the method of disks or washers.

asked by Leslly on February 3, 2018
15. ## chemistry

Find the equilibrium constant for the reaction Cr(s) + Zn2+(aq) → Cr2+(aq) + Zn(s) if the standard cell emf is −0.76 V at the cathode and −0.91 V at the anode. R T F = 0.025693 V

asked by jack hoff on October 5, 2015
16. ## physics

A uniform sheet of surface current density Ks=Ky ay in z=0 plane. find the magnetic field strength H everywhere using ampere's law.

asked by amgad on June 8, 2013
17. ## caculus

Following a polynomial, find a. the zero's and the multiplicity of each b. where the graph crosses or touches the x-axis c. the number of turning points d. the end behavior f(x)=(x+3)(x-5)(x+5)

asked by ladybug on September 22, 2012
18. ## Chemistry

Hi, I'm a little stuck on this problem: Find the pH of the Hydrochloric acid solution when 5.0 mL of concentrated HCl, with a specific gravity of 1.18 and has 37% (w/w) purity is diluted to 2.0L

asked by T on November 11, 2013
19. ## algebra

Find the cost of a home in 20 years, assuming an annual inflation rate of 5%, if the present value of the house is \$260,000.

asked by sarah on November 18, 2012
20. ## calculus

Find the value of the limit. lim ã(x+4) - 2 divided by x x->0 The 2 is outside of the square root. The answer is supposed to be 1/4 but I keep getting 0/0 no matter how many times I redo the algebra.

asked by paula on February 3, 2015
21. ## calculus

Set up the integral that would be used to find the volume of the solid obtained by rotating the region bounded by y=x^3 , y=8, and x=0 about the x=-4. use disk/washer method.

asked by diego on May 6, 2013
22. ## SSI OASDI FICA

Although I was aware that this controversial debate was still raging even recently, where can I find out more about the double-sided issue of social security privatization?

asked by supertrooper on December 3, 2009
23. ## Physics

A car whose brakes are locked skids to a stop in 200 ft from an initial velocity of 50 mi/hr. Find the coefficient of sliding friction.

asked by Maria Ellah on January 30, 2012
24. ## Romeo and Juliet HELP

What does I sell thee poison. Thou hast sold me none mean? I'm reading act 5 and I'm trying to understand what there saying. I tried to look it up on google but couldn't find anything. Please someone help me thanks.

asked by Matt on April 10, 2009
25. ## English

All things considered, it seems reasonable to accept that injecting a small dosage of drugs in animals as it could help and improve of find cures for the help

asked by Sarah on March 12, 2017
26. ## math

find the cost of cementing a driveway that is 900 cm wide by 1600cm long by 3 cm thick. The price per cubic centimeter is \$5.20.

asked by Shawn on March 5, 2014
27. ## Physics

Given an angle of 30 degrees, find the minimum initial speed of a cannon ball that travels in a horizontal distance of 15000 mi.

asked by Kadu on August 25, 2014
28. ## math problem

In the multiplication probelem at the right,A,B,C represent different non-zero digits. Each time the same letter appears it represents the same digit. Find the 2 numbers represnted by AA and BC.(0 is zero). A A x B C ------ B B O A A ----- 6 6 0

asked by Bob on October 27, 2012
29. ## Physics

7) Find the force of gravity between two 74.0 kg physics students that are sitting 0.85 m apart 7579.24 N 5.057 x 10(-7) N None of these choices are correct 9.8 x 10(-7) N I'm unsure of how to begin.

asked by Anonymous on October 31, 2009
30. ## trig

find all values of degrees in the set (o,2 pi) satisfying cos of degree over 3 equal to square root of 3 over two and -cosdegree + 2sindegres=-2

asked by Anonymous on October 17, 2010
31. ## physics

one car moving on a straight road covers 1/3 of the distance with 20kmph and the rest with 60kmph find th average speed

asked by barbie on May 20, 2012
32. ## Physics

Three identical charges of 2.0 uC are placed at the vertices of an equilateral triangle, 0.15m on a side. Find the net force acting on each angle.

asked by Brandon on February 22, 2012
33. ## Geometry help

It basically the same problems from yesterday your supposed to make an ordered pair but I'm not sure how to do it. Directions: For each situation find the value of x and the measure of the indicated segment. 1. TX=2x+1,XW=x+7;TW

asked by Chrissy on August 25, 2009
34. ## Math

Find the angel in degrees required to shoot a cannon a distance of 200 yards. It's speed is 400 mps.

asked by Jose on December 4, 2013
35. ## Physics

Using the definition of the scalar product, find the angles between the following pairs of vectors. A = - 4 i + 2 j + 2 k and B = - 3 j - 3 k I understand to do [(A).(B)]/|A|*|B| = cos theta; but I'm getting 0 for |A| and don't know how to access it from

asked by Tim on October 29, 2010
36. ## Spanish

Hello, I need help with this question, how does the rivalry between Alonso and Rodrigo relate to the history of the two towns in Knight of Olmedo? I have loyalty to the king so far, but need to find more, thanks

asked by Sheila on September 20, 2008
37. ## math

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

asked by Anonymous on November 11, 2013
38. ## Calculus

Find all values of x if any where the tangent line to the graph of the given equation is horizontal? y= x - sqrt (x) I am very confused would I work it like this? y = x - x^-1/2 then set x = 0? Please explain. thank you!

asked by Erin on October 2, 2014
39. ## calculus

Suppose f(x) is the function 2x^3+ 12x^2+ 21x + 3. Find the smallest value of f at which the tangent to the curve is 3. I did: f'(x)+ 6x^2+ 24x + 21= 3 = 6(x+3)(x+1), x= -3, -1 the correct answer is supposed to be -8

asked by Some kid on September 29, 2009
40. ## Calculus

This is a tough one :( The region between the graphs of x=y^2 and x=6y is rotated around the line y=6. Find the volume of the resulting solid please... i am unable to get the correct answer :(

asked by Kristina on October 22, 2010
41. ## math

Find the perimeter of the given triangle. Round your answer to the nearest tenth if necessary. ∆BCH, if ∆CBH ∼ ∆FEH, ADEG is a parallelogram, BH = 4, HE = 7, EF = 25, and HF = 24.

asked by Samuel on December 16, 2017
42. ## Probability

Roll four dice one time. What is the probability that the sum will be odd?Can anyone explain/show in detail how to find the answer to this problem?

asked by Diane on September 12, 2010
43. ## math

i want to find the capacity of a tank in litres which has height 30cm, base 16cm, lenght 17cm and has a thickness of 0.5cm

asked by chukwunenye on March 24, 2011
44. ## Maths

Find the number of ways of forming an executive committee of 4 in a social club consisting of 15 members, if a particular man must be in the team

asked by Zee on December 11, 2016
45. ## math

I am having a really hard time with these! 1. Solve system of equations x+3y=7 (1) x=8-3y (2) 2. find slope (9,8) (10,-7) 3. translate into an algebraic expression The product of 46% and some number

asked by deedra on January 5, 2009
46. ## math

find the ratio of the circumference 44ft to the diameter 14ft of a circle. write answer as a fraction in simplest form

asked by Jasmine on April 2, 2013
47. ## Algebra 1,Part 2

As cars passed a checkpoint ,the following speeds were clocked and recorded. Speed (mph):55,62,61,54,68,72,59,61,70) Find the mean and the range of the data set .

asked by Karen on March 5, 2013
48. ## Science

Mohan travels at 20m/s from home and returns back at 25m/s.Find his average velocity for the entire journey?

asked by Shaan on February 22, 2016
49. ## physics

A stone is thrown downward into a well with an initial speed of 5.00 m/s. The sound of splash is heard 1.50 s later. Find the depth of the well if the air temperature is 15.0 ˚C?

asked by Elisa on August 6, 2008
50. ## calculus-extrema

Find and classify the relative maxima and minima of this function f(x)= definite integral sign where a=0 and b=x. t^2-4/(1+(cos^2(t)) dt what should my value for u be? is it just t. not sure how to even tackle this problem.

asked by Eric on May 15, 2013
51. ## math

A box with a square base and no top is to hold 32in^3. Find the dimensions that require the least building material nevermind i got it

asked by jean on June 7, 2007
52. ## calculus

A bicyclist is riding on a path modeled by the function f(x) = 0.03x, where x and f(x) are measured in miles. Find the rate of change of elevation when x = 3.

asked by Lou on September 15, 2011
53. ## calculus

Find the derivative of the function 1)f(t)=tan(e^2t)+e^tan2t f'(t)= [im not quite sure with this. im assuming the implicit differentiation] 2) F(t)=e^(8tsin2t) [for this one i got 2e^(8t)(4sin(2t)+cos(2t)) but it is incorrect.

asked by michelle on October 8, 2012
54. ## Accounting

Find the amount of money gain from man investment of birr 800 for 3years at 8% per anum compound interest?

asked by Mumme Ahmad on March 28, 2019
55. ## social studies

Where can I find facts about: *Johnson Space Center aka NASA [Houston] *Grand Canyon *Statue of Liberty

asked by liz on December 14, 2011
56. ## Chemistry

I believe the question asked to me in class was something like how do you derive the van't hoff factor to find that ln(K2/K1) = -(delta)Hº/R[(1/T2)-(1/T1)] nevermind i found the solution. thanks anyways

asked by JYD on December 12, 2006
57. ## Math - Limits/Derivatives

The demand x is the number of items that can be sold at a price of \$p. For x = p^3 - 4p + 400, find the rate of change of p with respect to x by differentiating implicitly.

asked by Cal on October 21, 2013
58. ## History

I am 11 and need to design a title page on the dark ages, but can't find a website that is easy to follow and with good illustrations. Any ideas? Thanks

asked by Lewis on December 14, 2009
59. ## science

The equation y=5sin(3x-4) where y is in millimeters,x is in metres and t in seconds,represent motion. Find; Frequency Period Speed of the wave

asked by onyeakagbusi Gift on July 1, 2014
60. ## Integral calculus

Use the cylindrical shell method to find the volume of the solid generated by revolving the area bounded by the given curves (x-3)^2 + y^2 = 9, about y-axis.

asked by Anonymous on May 15, 2016
61. ## Language Arts

What is a literal description poem? Or can someone provide an example? (would be easiest for me) but I am up to any of the tutors to post a reliable link that can help me as I can not find any in my search engine thanks.

asked by Cam on April 25, 2018
62. ## Non linear equation

The real numbers x and y satisfy the nonlinear system of equations 2x^2−6xy+2y^2+43x+43y=174, x^2+y^2+5x+5y=30. Find the largest possible value of |xy|.

asked by Mathslover on June 19, 2013
63. ## physics

Find the angular velocity of a body rotating with an acceleration of 2 rev/s square as it completes the 5th revolution after the start.

asked by Gaurav on January 26, 2012
64. ## Calculus

Over what open interval does the formula F(x)= int from 0 to x of dt/t represent an anti derivative of f(x) =1/x? Find a point where the graph of F crosses the x axis.

asked by Kate on January 25, 2012
65. ## geography

consult a periodic table to find out what the symbols are for the following elements:silicon,aluminium,magnesium,iron,calcium and sodium

asked by confidence novela on April 13, 2014
66. ## science

mohan travels at 20m/s from home to market and returns at 25m/s find his average velocity for the entire journey

asked by daisy on May 6, 2017
67. ## math

Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine, 2.33 10−5watts/cm2

asked by tekeria on June 5, 2013
68. ## math

For each value of z*, find the cumulative probability P(Z< or equal to z*). (Round all answers to four decimal places.) z*=0 z*=0.3 z*=-0.3 z*=1.84 z*=-2.38 z*=2.78 z*=1.67 you may need to use the table for standard normal probabilities

asked by Kaylynn on October 17, 2010
69. ## 6th grade math

Form and equivalent division problem for 5 / 1/3 by multiplying both the dividend and divisor by 3. Then find the quotient. IS it 5 / 3/9 Do I finish by mutliplying 5/1 x 9/3(reciprocal)?

asked by Suzanne on January 24, 2011
70. ## trigonometry

three circles of radie 3,4, and 5 units respectively are tangent to each other eternaly. find the angle of the triangle formed by joining centers? help plz

asked by alec salido on March 19, 2012
71. ## Math

find the surface area and volume of a similar figure that is larger by scale factor of 25 using 3.14//// 5ft, 4ft, 3ft

asked by Kee Kee on March 10, 2013
72. ## Geometry

for each parallelogram find the measures of the angles formed by extending two adjacent side through their common vertex: angle is 90 degrees

asked by Jenna on December 1, 2013
73. ## Math

Can someone please help me with this question? Find all values of the missing digit that makes the statement true: 4, 3, ... 0 is divisible by 6. My answer which I don't think is right is: 2, 5, 8. Is this correct? Thanks.

asked by B.B. on July 4, 2009
74. ## Stats

Suppose that X is a binomial random variable with n=10 and p=.29 Find P(2). Write only a number as your answer. Round to 4 decimal places (for example 0.1489)

asked by Semmy on October 13, 2015
75. ## Geometry

How do I find the interior angles of an irregular polygon WITH one external angle? I have an image as an example, but Jiskha won't allow internet addresses. What do I do?

asked by anonymous on February 22, 2016
76. ## math

Use a table of trigonometric values to find the angle è in the right triangle in the following problem. Round to the nearest degree, if necessary. cos è = 0.8192 A = 45 H =?

asked by Taylor on July 18, 2012
77. ## math

Find the surface area of a rectangular prism with a length of 10 cm, a width of 4 1/2 cm, and a height 8 3/4 cm. Round your answer to the nearest hundredth.

asked by hana on May 16, 2012
78. ## maths

Draw a line segment xy of length 12.8cm.find a point z on xy,which divides it in the ratio 4:5.write the steps of construction

asked by Anonymous on May 21, 2017
79. ## grade5

5 devices of energy in your home. please tell me. whats the largest source of power in the whole toronto. please help me i`m confused. i cant find good websites.

asked by science on February 24, 2011
80. ## trig

Use a table of trigonometric values to find the angle θ in the right triangle in the following problem. Round to the nearest degree, if necessary. cos θ = 0.9659 A = ? H = 20

asked by ab on January 16, 2013
81. ## Probability and Statistcis

Students from a statistics class were asked to record their height in inches. The heights ( as recorded) were: 65, 72, 68, 64, 60, 55, 73, 71, 52, 63, 61, 74, 69, 67, 74, 50, 4, 75, 67, 62, 66, 80, 64, 65 Find five number summary.

asked by Anonymous on March 22, 2015
82. ## Math

A parallelogram ABCD has lengths of sides and angles given below. Find the length of the diagonals AC and BD. (Round your answers to two decimal places.) AB = DC = 6 and AD = BC = 3, A = 40°

asked by Jessica on April 13, 2011
83. ## Algebra

Given the function f(x)=3x^3+2, find the value of x so that f^-1(x)=4. Thank you. I tried to solve for the inverse by susbsituting y in for x so: x=3y^3+2 and then I subtracted 2 so x-2=3y^3 and I am stuck here, do I just cube root the whole thing? If so,

asked by Trish Goal on November 3, 2014
84. ## Math

Find the exact number of cubes measuring 3 Cm. on an edge that will fill a box shaped like a rectangular prism that measure 24 cm by 18 cm by 9 cm

asked by Carrie on March 3, 2011
85. ## geometry

Express answer in exact form. Find the area of the smaller segment whose chord is 8" long in a circle with an 8" radius

asked by chandrasalon on September 27, 2010
86. ## chemistry

I wanted to know: How can I find the concentration of 1.2 ml 2-chloro-2-methylbutane in 100ml of a solution containing 60% isopropanol and 40% water? The solubility is 1.2 percent by volume.

asked by Zara on October 19, 2006
87. ## Science

What would happen if you moved the bar magnets further away from the armature when the St.Louis motor was running? Please help! I have been searching for r The answer for days and can't find it anywhere Thank you

asked by Cherie on March 1, 2014
88. ## Statistics

Given the list 10,7,5,3,-6 find by hand, mean,meadian, midrange, mode(s), range, popvar, and sample standard deviation. (seven problems)

asked by marie on September 10, 2011
89. ## Religion

What kind of bookS can I find information on about US religion groups and the race involved with each other? Have to write a paper and its a hard topic. HELP!!!!!!

asked by LaTarial on October 31, 2011
90. ## algebra based physics

Three point charges of 2.0 μ C, 4.0 μ C, and 6.0 μ C form an equilateral triangle with each side 2.0cm. Find the electric potential energy of this distribution.

asked by jrfannin on February 10, 2014
91. ## World Cultures grade 7

Please help me asap! I have an essay due tommarow and I need to find out the 10 criterias a country has to follow in order to be considered a civilization! I have 5 minutes! Please help

asked by Savannah on December 16, 2008
92. ## math

a trapezoid has bases of 15ft and 9ft and a height of 8ft find its area A.95ft2 b.96ft2 c.97ft2 d.98ft2

asked by makeeda on January 16, 2010
93. ## Maths

Find the angle, in degrees and minutes, that a straight line makes with the positive direction of the x axis if its gradient is 0.853

asked by Jannie on May 19, 2011
94. ## Algebra

Find a mathematical model representing the statement. (Determine the constant of proportionality.) v varies jointly as p and q and inversely as the square of s. (v = 2.1 when p = 4.2, q = 5.4 and s = 2.4.) v =

asked by angie on November 25, 2014
95. ## physics

A car starts from rest and accelerates uniformly to a velocity of 8ft/s after traveling 250 ft. Find its acceleretaion. Help me with this pleeaase. Thank you.

asked by Desiree on September 17, 2009
96. ## Questions about the Crucible

1) What happens when john turns to elizabeth for advice in act 4. Also... I cant find the physical appearance for Francis Nurse. Does anyone know how he is portrayed and looks like in the play

asked by Rebekah on September 12, 2010
97. ## Math

Find the volume generated. The region is bounded by y = 4x-x^2 and y = 8x-2x^2, and is rotated about x = 2. State which method (washer, disk, cylindrical shell) is used

asked by Em on January 27, 2013
98. ## math

The amount of Jen’s monthly phone bill is normally distributed with a mean of \$50 and a standard deviation of \$10. Find the 25th percentile. A. About \$46.30 B. About \$43.30 C. About \$43.40 D. about \$43.20 I came up with \$43.26 which its not a choice.

asked by Jane on April 15, 2015
99. ## math

The real numbers x and y satisfy the nonlinear system of equations 2x^2−6xy+2y^2+43x+43y=174 & x^2+y^2+5x+5y=30. Find the largest possible value of |xy|.

asked by raja harishchandra on June 20, 2013
100. ## Calculus

(x^2+y^2)^2=16y Find all values of x where the tangent line is vertical I found the derivative and looked for where it was undefined but it didn't work

asked by Henry on October 10, 2015