# 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

92,404 questions, page 619
1. ## MATH

HOW DO YOU FIND OUT THIS PROBLEM FRAN FOUND THE AREA OF A RECTANGLE BY MULTIPLYING 5 UNITS X 4 UNITS. DRAW FRAN RECTANGLE. LABEL THE SIDE LENGTHS.

asked by LATTANE on March 21, 2013
2. ## calculus

The edge of a cube office is decreasing at a constant rate of two cm per seconds .find the rate of change of its volume at that instant when the volume is 64m cube

asked by angela on November 2, 2015
3. ## math

A stirring blade is attached at the level of the center of the wheel. Find the distance from the center of the wheel to the stirrer blade for 30° and 225° angles of rotation.

asked by Anonymous on February 10, 2016
4. ## math

theta is an angle in standard position with a domain of 0 degrees < theta < 350 degrees and cot theta = -(24)/(7). Find all possible values of theta (accurate to 0.1 degree if necessary).

asked by Tricia on March 30, 2013
5. ## physics

Find the thickness of a aluminum matal in between glass. if a light of 550nm is shined onto glass which makes 31 black lines . with black lines on the edges.

asked by steve on June 8, 2011
6. ## geometry

A right prism has an altitude of 16 cm and a base that is a right triangle with legs measuring 3 cm and 4 cm. Find the total surface area of a similar right prism that has a base whose legs measure 6 cm and 8 cm.

asked by savi on September 7, 2016
7. ## physics

A car A is going north-east at 80km/h and another car B is going south-east at 60km/h. The direction of the relative velocity of A with B makes an angle of x with north find x

asked by shubham on March 7, 2015
8. ## Algebra

A small jet can fly 1008 miles in 4 hours with a tailwind but only 832 miles in 4 hours into a headwind. Find the speed of the jet in still air.

asked by Anonymous on September 20, 2017
9. ## math

Find a fraction that reduces to 3/4 when both the numerator and denominator are decreased by i, and reduces to 4/5 when both the numerator and denominator are each increased by 1. I know the answer is 7/9, but i don't know how to solve (i must use a system

asked by Molly on January 23, 2013
10. ## science

two point charges of 5 micro culomb and 20 micro culomb are separated by a distance of 2m find the point on the line joining them at which electric field intensity is zero

asked by aarya on July 29, 2014
11. ## sales tax

here is my problem. The tax rate in a certain state is 5% Find the total price payed for shoes that cost 52 dollars Total price = cost + salestax =52 + 52*.05 =52+2.60

asked by masha on August 9, 2005
12. ## Science

A brick mass of 4.5 kg is thrown rertical into the air the brick leave the hand at a velocity of 10 m/s find the kinetic energy the moment it leave the hand?

asked by Dennis on June 21, 2015
13. ## Physics

A convex lens forms a real image 6 times the size of the object. The distance between object and image is 33 cm. Find the focal length of the lens.

asked by Andrew on May 28, 2012
14. ## Math

Suppose f(x)=5/(x-2). f'(5)=-5/9. Use this to find the equation of the tangent line to the curve y=5/x-2 at the point (5,(5/3)). write your answer in the form y=mx+b where m is the slope and b is the y-intercept. The equation of the tangent line is.....

asked by Niki on February 29, 2016
15. ## College Chemistry 3

Find the empirical Formula of a compound that is 30.4% nitrogen by mass, and consists of only nitrogen and oxygen. What is its molecular formula if its molar mass is 92g/mol?

asked by Ernesto on August 15, 2012
16. ## calculus optimization max min

find the dimensions of the rectangular area of maximum area which can be laid out within a triangle of base 12 and altitude 4 if one side of the rectangle lies on the base of the triangle thanks

asked by Oswaldo on October 19, 2010
17. ## Math help

d=0.005s^2+0.2s where d is the stopping distance in meter and s is the speed in km per hour. use the formula to find the stopping distance when a car is travelling at 70km per hour. my answer is 38.5 is that right.

asked by Tim on June 18, 2010
18. ## math

Nancys birthdays is beteen aug 10 and aug 27. the date of her birthday is not an even number. the sum of the digits is 4. show how to find the date of nancys birthdat

asked by franklynn on August 21, 2014
19. ## math

Nancys birthdays is beteen aug 10 and aug 24. the date of her birthday is not an even number. the sum of the digits is 4. show how to find the date of nancys birthdat

asked by franklynn on August 21, 2014
20. ## Chem

At 298 K, Pb(IO3)2(s) ↔ Pb2+(aq) + 2IO3-(aq) Ksp = 2.6x 10-13 Pb2+(aq) + 2e- → Pb(s) Eo = (-0.126) V. Find the standard potential of the half-reaction: Pb(IO3)2(s) + 2e- ↔ Pb(s) + 2IO3-(aq) Eo = ? I'm really confused. Please help.

asked by Anonymous on April 17, 2013
21. ## math

An amount of \$5000 is put into three investmesnts at rates of 6%, 7%, and 8% per annum, respectively. The total income is \$358. The income from the first two investsments is \$70 more than the third investment. Find the amount of each investment.

asked by NotGonnaSay on August 20, 2012
22. ## Algebra 2

1.) Solve for x. 2x(x - 12) = -40 2.) Solve for x. 3x2 + 2x = 12 - 7x 3.) Simplify the expression. 8sqrt[-63] 4.) Find the absolute value of the complex number. Abs Val [7 + 24i] 5.) Simplify the expression. [4 - 7i] + [2 + 3i] Thank you so much!! :)

asked by Chloe on February 28, 2014
23. ## Math :)

The question is: find the image of o(-2 -1) after two reflections, first across the line y=-5, then across the line x=1, I'm confused because I reflected it across the y access and got -7,-6 then I reflected it x=1 and Got -6,-5, But that is not in the

asked by Meh on January 2, 2017
24. ## physics

Use the table of 7.3 to find the point between the Earth and the Sun at which an object can be placed so that the net gravitational force exerted on it by these two objects is zero. TABLE 7.3

asked by becky on January 8, 2007
25. ## algebra

a wire of 16 inches cut into 2 pieces. Each piece bent into a square. Find the length of the two pieces so the sum of the areas of the two squares in 10 square inches.

asked by Nabil on October 10, 2011
26. ## Chemistry

Could you please explain how electronegativity works and how you find the total electronegativity value of PO3 K2O H2S GIVEN: P- 2.1, O-3.5, K- 0.8, H- 2.1, and S- 2.5 Also how to you tell if the compound is ionic, polar covalent, or non polar covalent?

asked by Zoe on October 30, 2013
27. ## math

In a triangle ABC, E and F are the feets of the perpendiculars from B and C to AC and AB respectively. DE and CF meet at H. Let(HA) ⃗=x, (HB) ⃗=y, and (HC) ⃗=z. I. Find(AB) ⃗, (AC) ⃗ and (BC) ⃗ in terms of x, y and z. ii. Using the fact that BE

asked by girasa on June 23, 2017
28. ## Chemistry

Could you please explain how electronegativity works and how you find the total electronegativity value of PO3 K2O H2S GIVEN: P- 2.1, O-3.5, K- 0.8, H- 2.1, and S- 2.5 Also how to you tell if the compound is ionic, polar covalent, or non polar covalent?

asked by Zoe on October 30, 2013
29. ## Trigonometry damon plz help

If the angle of a h meters long tower is in a straight line between two observers A and B angle of elevation of the top of the tower from A and B are alpha and beta respectively and AB=D meters find h/d

asked by Edward on September 18, 2015
30. ## Math

asked by Amy on March 23, 2015
31. ## College Physics

14) Given the following vectors, find the magnitude and direction: • A = 47 m and the angle is 0° • B = 62 m and the angle is 35° This is relative to the x-axis Magnitude: 401 m 140 m 104 m 0 m 503 m Direction: 20° 45° 55° 220° 90°

asked by Stephen on December 6, 2012
32. ## Precalculus

Okay I posted this before but I am still not sure. How would you solve for M? The resultant of two forces acting on a body has a magnitude of 80 pounds. The angles between the resultant and the forces are 20° and 52°. Find the magnitude of the larger

asked by Hanson on August 9, 2011
33. ## Algebra 2 Help

1.) Solve for x. 2x(x - 12) = -40 2.) Solve for x. 3x2 + 2x = 12 - 7x 3.) Simplify the expression. 8sqrt[-63] 4.) Find the absolute value of the complex number. Abs Val [7 + 24i] 5.) Simplify the expression. [4 - 7i] + [2 + 3i] Thank you so much!! :)

asked by Chloe on February 28, 2014
34. ## math

A bag contains 100 bolts and 300 nuts 50% of each have been rusted 1 item is chosen at random. Find the probability that chosen item z rusted or a bolt.

asked by rehan on October 5, 2010
35. ## stats

three cards are drawn from a deckof playing cards.Find the probability that the firstcard is red,the second cardis a black king,and the third card is a black king.

asked by crystal on March 12, 2012
36. ## World

I have to debate on why Athens is better than Sparta as a city state using the topic of women and children. I can't find anything to say on why Athens is better with the way they treat their women because in Sparta they have more privilege and rights. Can

asked by Anonymous on September 20, 2016
37. ## maths

From an observer 0, the angles of elevation to the bottom and top of the flag pole are 36 degree and 38 degree respectively. The base is 200m. Find the height of the flag pole.

asked by Shane on April 5, 2013
38. ## maths

From an observer 0, the angles of elevation to the bottom and top of the flag pole are 36 degree and 38 degree respectively. The base is 200m. Find the height of the flag pole.

asked by Shane on April 5, 2013
39. ## geometry

The Volumes of two similar figures are given. The surface area of the smaller figure is given. Find the surface area of the larger figure. V= 27m^3 V= 64m^3 S.A.= 63m^2

asked by Mr. Moo on April 6, 2011
40. ## math

A homeowner wants to plant a garden in his backyard. He decides to have 375 square feet garden and wants the garden to be 10 feet longer than it is wide. Find the dimensions of the garden.

asked by cris on February 26, 2012
41. ## URGENT-economics

How do you find the equilibrium price & level of output give Demand Data: P & Quantity Demanded Cost Data: Output & Total cost

asked by Jame on October 30, 2013
42. ## Statistics

Suppose x is the waiting time at a bank, which is a random variable that is uniformly disturbed on values between 0 and 20 minutes. Find the probability that the waiting time is between 5 and 10 minutes.

asked by Joshia Norman on April 5, 2018
43. ## Math

Hi, just need some advice. Need to know if I divide to find my answer? So, would I divide 2/0.89? Pamela is shopping for bottled water at the supermarket. Which is the better buy? A. 1 2-liter bottle for \$0.89 B. 3 1-liter bottled for \$1.50

asked by Steve on April 3, 2018
44. ## math

Find the total surface area of one of small cubes to that of the larger cube if a cube of edge 5cm is cut into cubes, each of edge 1cm.

asked by ggg on November 27, 2016
45. ## trigonometry

If a flywheel is 3 feet in diameter and if a belt over the wheel is traveling at the rate of 3000 feet per minute, find the number of revolutions of the wheel per minute.

asked by Marie :) on September 2, 2011
46. ## Math-soh cab toa

The towrope pulling a parasailor is 70m long. They estimate that the angle between the towrope and the water is about 30°. Find the height of the parasailor above the water, to the nearest 10m.

asked by Lacy on April 4, 2016
47. ## algebra 1

Find exact value of each trigometric function. tan 60 sin225 cos 135 tan 150 tan240 sin 90 cos 150 cos90

asked by elodie on May 15, 2011

Find solutions of the equation in the interval [0, 2pie} Cos(x+pie/3)+Cos(x-pie/3)=1 I need to show work without calculator and be able to check in order for it to work Thanks for help

asked by Mike on May 24, 2010
49. ## physics

A mechanic lifts the front of a car with a jack. Find the mechanical advantage if a force of 30.0 lb on the jack handle lifts the car that weighs 960 lb

asked by help ASAP on May 20, 2013
50. ## GOVERNMENT

How can the free market economy bring hardship to the population? www.answers.com/topic/free-market You can also find answers to that question at wikipedia.com

asked by Suzanne on November 7, 2006
51. ## Algebra

A small jet can fly 795 miles in 3 hours with a tailwind but only 645 miles in 3 hours into a headwind. Find the speed of the jet in still air.

asked by Anonymous on September 20, 2017
52. ## Algebra 1

The monthly cost C for a cell phone is \$20 each month plus \$.10 for each minutes used. Which equation can be used to find the total cost (in dollars) for a month when m minutes are used? A. C= m+20 B. C= 0.1m+20 C. C= 10m+20 D. C=20m

asked by Anonymous on September 18, 2014
53. ## Math

"The probability of getting heads on a biased coin is 1/3. Sammy tosses the coin 3 times. Find the probability of getting two heads and one tail". I thought that all you have to do is: (1/3)(1/3)(2/3) It makes sense to me, but it's not right...

asked by Stuck on May 3, 2010
54. ## Science Physics

The Hoover Dam is 726 ft high. Find the potential energy of 1.00 million ft3 of water at the top of the dam.(1 ft3 of water weighs 62.4 lb.)

asked by Jay on October 13, 2014
55. ## Calculus

Two cars leave an intersection at the same time. Car X is travelling East at 50 km/hr and Car Y is travelling South at 60 km/hr. Find the rate at which the cars are separating after 30 minutes.

asked by Andreyall on April 25, 2016
56. ## sir steve reiny bob damon need help maths

if the result of a function that produces the product of 16/25 and the reciprocal of the product of 4 and the sqare of the input and the sum of 1 and difference of 12/5 of the input is 1, find the square root of the function.

asked by uwana on June 16, 2017
57. ## Calculus

Find the intervals on which the given function is increasing and decreasing. y=-x^2-2x y'=-2x-2 critical point x=-1 Increasing [-infinity,-1) Decreasing (-1,infinity] is this the correct way of writting this wiht the brackets

asked by kieran on September 24, 2012
58. ## Math riddle

nine odd numbers have a sum of 243.find the sum of the first and last numbers in a set of numbers. hint:if three numbers when added equals twelve then represent it by adding n+()n+1.

asked by Yasmeen on February 27, 2007
59. ## math

A 6 ft tall person cast a shadow 15 ft long. At the same time a nearby tower casts a shadow 100 ft long. Find the height of the tower.

asked by april on January 31, 2013
60. ## Pre-Calculus

A jet leaves an airport on a bearing of N 77* W and travels for 243 mi. It then turns and continues on a bearing of S 13* W for 104 mi. Find how far the jet is from the airport to 3 decimal places.

asked by Alan on December 30, 2012
61. ## calculus

c be the curve of the equation y=3x^5+10x^4-10x^3+60x^2+25x-5. among all points on the curve over the interval [-1,3], find the coordinates of the highest slope and lowest slope

asked by ruth on October 11, 2010
62. ## Language Arts

Find one error. Window comes from one word that means "wind" and another that means "eye' We buy windows to keep an eye on the wind. We also use them to keep heat in when it's cold out side.

asked by Mikayla on August 31, 2010
63. ## Accounting

Could somebody please explain how to compute the "relative sales value at split-off"? I am given the amount of products a & b, as well as their sales prices at split off. I would also appreciate if somebody could explain how to find joint costs. Thanks in

asked by anonymous on November 29, 2007
64. ## us history

I have an AP US History test tomorrow and need to make a study guide. One of the words/phrases is The Virtuous Republic. I cannot find a definition for U.S. History what The Virtuous Republic is. Thanks!

asked by Fort on November 28, 2012
65. ## Math

If 1600 square centimeters of metal is available to make a box with a square base and an open top, find the largest possible volume of the box. Volume = ?

asked by Anonymous on February 17, 2014
66. ## math

Find the measure of the interior angle in a regular polygon if the ratio of the sum of the measures of the interior angles to the sum of the measures of the exterior angels is 4

asked by johanna on December 12, 2014
67. ## Calculus

Two cars leave an intersection at the same time. Car X is travelling East at 50 km/hr and Car Y is travelling South at 60 km/hr. Find the rate at which the cars are separating after 30 minutes.

asked by Kaya on April 25, 2016
68. ## Algebra

Find the average rate of change of f(x)=6x²−3 on the interval [2,a]. Your answer will be an expression involving a What I did so far: I found f(2) which is 21 and that would make the function (2,21) Then, I found f(a) which is 6a^2-3 and that would make

asked by ALICE on September 29, 2017
69. ## Math

Ben buys some oranges at the rate of 10 per \$. He also buys equal number of oranges at the rate of 12 per \$. He mixes them together and sells them at 15 per \$. Find his loss or profit percent.

asked by A GOODSTUDENT on September 16, 2016
70. ## Algebra

If the demand function for a commodity is given by the equation p2 + 16q = 1200 and the supply function is given by the equation 300 − p2 + 6q = 0, find the equilibrium quantity and equilibrium price.

asked by Jamie on November 11, 2015
71. ## science

A body of mass 20kg moving with a velocity of 8m/s collides with a stationary body of mass 10kg and the two stick together.They then move with a common velocity V.Find the value of V.

asked by emmanuel on August 26, 2015
72. ## math

OT is a vertical mast of height h. From A, a m due south of O, the angle of elevation of T is 30 degree. If B is a point 2a m from A, on a bearing of 060 degree, find the angle of elevation of T from B.

asked by somay on January 27, 2016
73. ## calculus

The surface area, S, of a sphere of radius r feet is S = S(r) = 4πr2. Find the instantaneous rate of change of the surface area with respect to the radius r at r = 2. (4 points)

asked by george on January 16, 2015
74. ## Math Calc

If 1500 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box. Volume =

asked by Tim on April 5, 2009
75. ## math

If velocity v of blood flow at distance r from the center of an artery of radius R is given by v = k (R^2 - r^2), constant k > 0, find the average velocity v along the radius of an artery using 0 to R as the limits of integration

asked by Steve on May 1, 2013
76. ## calc urgent

Note that f is continuous on (−∞, 6) and (6, ∞). For the function to be continuous on (−∞, ∞), we need to ensure that as x approaches 6, the left and right limits match. First we find the left limit. lim x→6− f(x) = lim x→6− (cx2 + 3x)

asked by Anonymous on September 18, 2015
77. ## Math

In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |

asked by Anonymous on October 18, 2012
78. ## maths

urn contains 4 white and 6 red rolls. Four balls are drawn at random (without replacement) from the urn. Find the probability distribution of number of white balls?

asked by Anonymous on February 19, 2013
79. ## physics

A table clock has its minute hand 4.0 cm long. find the average velocity of the tip of the minute hand (a) between 6am to 6.30am and (b) between 6am to 6.30pm

asked by harit on May 16, 2014
80. ## calcc

Note that f is continuous on (−∞, 6) and (6, ∞). For the function to be continuous on (−∞, ∞), we need to ensure that as x approaches 6, the left and right limits match. First we find the left limit. lim x→6− f(x) = lim x→6− (cx2 + 3x)

asked by Anonymous on September 18, 2015
81. ## maths

Hi Please can you help Find the particular solution of the differential equation from f(x)=(x^2-6x+23)^(3/2)for which y=2 when x = 1, and then give this particular solution in explicit form? Am I correct that the following is the explicit form (not

asked by Claire on March 30, 2011
82. ## OCEANOGRAPHY HELP

The deep oceans can be divided into about 20 separate basins by bathymetric features. Is this true or false. I can't seem to find out the "20" part. I know the bathymetric features part is correct. Please help if you can.

asked by Suzanne on November 16, 2006
83. ## math

the circumference of s sphere is measured to be 10 cm with an error of 0.4cm.the this radius is used to calculate the area and volume.find the errors in the calculated radius,area and volume

asked by math on October 30, 2017
84. ## Math

In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |

asked by Nix on October 18, 2012
85. ## Trigonometry

The lengths of the diagonals of a parallelogram are 20 inches and 30 inches. The diagonals intersect at an angle of 35 degrees. Find the lengths of the parallelograms sides to the nearest hundredth.

asked by Hailey Lepire on May 15, 2017
86. ## math

Draw a diagram to show that there are two tangent lines to the parabola y = x2 that pass through the point (0, −25). Find the coordinates of the points where these tangent lines intersect the parabola.

asked by Kyle on January 9, 2016
87. ## Statistic

In a jar there 12 white balls 8 red balls 4 greens all with the same size if a person selects one ball at random find the probability it is a red ball.

asked by Morena on March 18, 2013
88. ## Calculus

Find the x-coordinates of any relative extrema and inflection point(s) for the function f(x)=9x^1/3+9/2x^4/3. I've gotten -0.5 as the relative minimum and x=1 for the inflection points. Is this correct? If not, can you show me how to get the correct answer

asked by Kait on December 17, 2017
89. ## Math

The math question is "in a piggy bank there is a total of \$15.75. If the ratio of dimes to quarters is 5:7, find the total amount in quarters. My question is, what formula would I use to solve this?

asked by michelle on February 19, 2015
90. ## Math

Find all points on the x-axis of a Cartesian coordinate system that are 20 units from the point (0,12) The point (0,12) would just be 12 points up on the y axis, so wouldn't I just count 20 spaces to the left and right so it would be (20, 12) and (-20,

asked by Carly on March 1, 2016
91. ## geometry

The longer diagonal of a parallelogram measures 62 cm and makes an angle of 30 degrees with the base. Find the area of the parallelogram if the diagonals intersect at angle of 70 degrees.

asked by Katreena on May 5, 2013
92. ## algebra 2

1. Find the exact solutions of x^2 - (y-12)^2 = 144 and y = -x^2 Is the answer no solution? 2. Solve the system: y^2 - 4x^2 = 4 and y = 2x Solving this myself I got no solution, but someone who helped me with this question got the answer x= + i sqrt 2, -i

asked by huncho jack on May 3, 2018
93. ## Statistics

On a production line making cameras, the probability of a randomly chosen camera being substandard is 0.072. Find the probability that there are fewer than 18 cameras which are substandard.

asked by Alex on April 8, 2019
94. ## maths

I will be greatfull if you help me to solve the below problem: The minute hand of a clock is 12cm long. Find the area of the surface of the clock described by the minute hand in 35min.

asked by Ramesh Reddy on August 21, 2011
95. ## Math

Use lagrange multipliers to find the point on the plane x-2y 3z-14=0 that is closet to the origin?(try and minimize the square of the distance of a point (x,y,z) to the origin subject to the constraint that is on the plane) Help me please!

asked by Justin on December 7, 2010
96. ## Physics

A baseball bat balances 61.1 cm from one end. If a 0.600 kg glove is attached to that end, the balance point moves 22.7 cm toward the glove. Find the mass of the bat.

asked by Cooper on November 3, 2011
97. ## solid mensuration

Find the area of a portion of a semicircle of radius 15 m that is outside the area of an inscribed square if the base of the square lies on the diameter of the semicircle. Please include solution. Thanks.

asked by Cathy on December 1, 2012
98. ## Algebra

A project can be completed by n workers in t days. If 56 workers need 7 days to finish the project, find the value of k - I found k. K=392 Final step - Hence, express n in terms of t. WHAT DO I DO HERE?

asked by Alexis on January 15, 2019
99. ## Chemistry

In a certain reaction 0.20g of hydrogen gas combines with 3.20g of oxygen gas.if the relative molecular mass of the compound is 34.0 find its molecular formula (H=1,O=16).

asked by feyonce on January 15, 2017
100. ## Math

Twenty marbles are in a bag. There are 5 green marbles, 9 blue marbles, and the rest are red. Two marbles are drawn at random without placement. Find the probability that neither is blue

asked by Elizabeth on November 2, 2013