# 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 441
1. ## Math

If a, b ( b is greaterthan a) be the diameters of two concentric circles and 'c' be the length of a chord of a circle which is tangent to the other circle, then find the value of b in terms of a and c.

asked by Yogita on January 22, 2019
2. ## chemistry

Find the mass of barium metal (in grams) that must react with O2 to produce enough barium oxide to prepare 1.1 L of a 0.10 M solution of OH^ -.

asked by Jessica on February 19, 2011
3. ## Math

The curves r1 = < 3t, t2, t3 > and r2 = < sin(t), sin(5t), t > intersect at the origin. Find their angle of intersection, è correct to the nearest degree. è =

asked by Mike on April 20, 2010
4. ## Physics

Each of +3micro C are placed at three corners of a square whose diagonal is 6 m long find feild intensity at the point if intersection of diagonal

asked by Manahil on October 5, 2018
5. ## Statistics

The amount of rainfall in January in a certain city is normally distributed with a mean of 4.2 inches and a standard deviation of 0.5 inches. Find the value of the quartile Q1

asked by Sennie on April 21, 2013
6. ## pre alg.

In a pattern, the # of colored tiles used in row x is 3 to the power of x. Find the number of tiles used in rows a, 5, & 6. i don't get this problem & could use some help...

asked by Anonymous on December 11, 2007
7. ## Math

How do you find the total earnings when given the salary, commission rate, and sales? EX question: \$1,ooo plus 6% on sales of 2,000

asked by Alexis on November 29, 2011
8. ## Calculus 3

If the curve of intersection of the parabolic cylinder y = x^2 and the top half of the ellipsoid x^2 + 5y^2 + 5z^2 = 25. Then find parametric equations for this curve.

asked by Lamar on February 15, 2014
9. ## Math

If y blue marbles are removed and 30 orange marbles are added to the bag , the probability of getting a green marble become 1/4.Find the value y.

asked by Anonymous on May 27, 2012
10. ## Math

Ramu is fourth times as ola as hi daughter after sixteen year he will be twice as old as his .Find his daughter present age

11. ## Maths

A picture 40cm long and 30cm wide is surrounded by a 2cm frame.Find the area of the frame?

asked by Remmy on January 26, 2015
12. ## cal

If a ball is thrown into the air with a velocity of 41 ft/s, its height (in feet) after t seconds is given by y = 41t − 16t^2. Find the velocity when t = 1.

asked by JJ on October 18, 2011
13. ## Maths

The cost of putting a fence around a square field at Rs.15m is Rs. 432, find the length of each side of the field .

asked by Anonymous on March 14, 2018

if i have a hundred chart to find all the 2 digit numbers in which the sum of the digits equals 10 how many numbers did i write what pattern do i have

asked by if i have a hundred chart to find all the 2 digit on September 1, 2010
15. ## math

Find the area of the region enclosed between y=2sin(x) and y=3cos(x) from x=0 to x=0.7π. Hint: Notice that this region consists of two parts.

asked by Josh on April 27, 2019

find the margin of error for the sample proportion, given a sample size of n=1400. Round to the nearest percent.

asked by jerson on May 12, 2008
17. ## Math

When trying to find the probability of drawing a violet marble from a jar containing 9 red, 4 brown, 10 yellow, and 8 violet marbles

asked by Alex on March 16, 2018
18. ## Calculus

Sketch the graph of f(x)=x+2/x-4. Find the vertical and horizontal asymptotes, critical points, concave up/down, and inflection points.

asked by Alan on April 17, 2012
19. ## math

The volume of a ball is 288 pi cm^3. Find the dimensions of a rectangular box that is just large enough to hold the ball. use 3.14 for pie

asked by ray on December 11, 2010
20. ## Math

write the equation of the circle in standard form. find the center, radius, intercepts, and graph the circle. x^2+y^2-6x-8y+25=36

asked by Rachel on May 27, 2012
21. ## math

AOD is a diameter of circle O. The coordinates of points A and D are (-11,-5)and (-3,-5)Find the area of circle O. a. 9 pi b. 16 pi c. 25 pi d. 64 pi e. 116 pi please answer and explain

asked by thomas on April 27, 2014
22. ## Geography

Where can I find all the information I need regarding a specific North American State? Example: Florida...What is the State motto, flower, capital etc...

asked by John on November 3, 2009
23. ## geometry

Find the approximate surface-area-to-volume ratio of the Moon. The radius of the Moon is 1,080 miles

asked by victoria on October 24, 2014
24. ## Math(A.P)

A person was appointed in the pay scale of \$700-40-1500. Find in how many years he will reach maximum of the scale?

asked by Ana...... on December 28, 2016
25. ## math

the diagonals of a rectangle are 25cm long and intersect at an angle of 32 degrees. Find the length of the sides of the rectangle.

asked by tinette on December 4, 2015
26. ## calculus

Let R be the region in the first quadrant bounded by the graphs of y=e^-x, y=1/2x+1, and x=2. Then find the volume of the solid when R is revolved about each of the following lines... the x axis, y=-1, y=2, the y axis, x=-1, and x=3.

asked by Drew on December 15, 2010
27. ## math

find the height of a pyramid whose square base measures 30yd on each side and whose slant height it 45yd?

asked by clark on June 9, 2016
28. ## Algebra102

A standard deck of cards is shuffled and one card is drawn. Find the probability that the card is red or a jack.

asked by NatoshaMarie on May 20, 2010
29. ## Algebra 209

the perimeter of rectangle back yard is 6x+6 yards if the width is x yards find a binominal that represents the length.

asked by Tanya on January 24, 2010

I have no idea how to do this Find the value of the angle theta in degrees rounded to the neartest tenth of a degree. I have no idea were to start... h t t p : / / i m g 6 . i m a g e s h a c k . u s / i m g 6 / 5 8 9 9 / a d s f a s d f a s d f a d s f s

31. ## maths

A girl starts at A and walks 2km south to B.she then walks 3km west to C.find the distance and bearing of C from A.

32. ## math class viii

Q.1) The volume of a right circular cone is 37.68 dm3 .If the the base is 3 dm, find (1) the height (2) the curved surface area of the cone .( Take π=3.14)

asked by mensuration on October 23, 2017
33. ## Cal 2

Find the volume of a frustum of a right circular cone with height 25, lower base radius 30 and top radius 13.

asked by Michael on February 10, 2016
34. ## Physics

A charge +Q and -2Q were placed on first and third of three very large parallel plates. The middle plate is earthed. Find the chargeon right extreem plate

asked by Arjun on July 15, 2011
35. ## Calculus

Consider the function f(x) = x - lnx. Find the intervals on which f(x) is increasing and the intervals where it is decreasing. Also determine any relative max or min.

asked by Rene on April 20, 2013
36. ## math

The volume of a ball is 288 pi cm^3. Find the dimensions of a rectangular box that is just large enough to hold the ball. use 3.14 for pie

asked by cynthia on December 13, 2010
37. ## math

find the 5 diff. ways a collection of 100 coins-pennies, dimes, and quarters- can be worth exactly worth \$4.99.

asked by Julie on January 27, 2009
38. ## college maths

Write as a product of factors; then find the product. (Points: 5) 0 90 675 150 I think the answer is C but im confuse any other opinions please?

asked by lisa on December 13, 2010
39. ## physics

Find the partial pressure of nitrogen gas in the equatjon at one atmosphere atm Nitrogen+Oxygen gives Niticoxide

asked by Anonymous on August 2, 2015
40. ## Geometry

I need to do an assignment where I find two cereal boxes that have the same volume but differ in surface area? Can someone please tell me when I'm looking at the boxes what I need to be looking at to compare these two things please? Thank you!

asked by Josh on December 10, 2013
41. ## Physics

A man travels 7km due north,then 10km due east.find the resultant displacement.

asked by Tammy on November 5, 2013
42. ## calculus

Use vectors to find interior angles of the two triangles with given vertices - round to nearest hundredths Question 1: (-3, -4),(1,7),(8,2) Question 2: (-3,5), (-1,9), (7,9)

asked by AEF on May 25, 2012
43. ## pre alg.

In a pattern, the # of colored tiles used in row x is 3 to the power of x. Find the number of tiles used in rows a, 5, & 6. no one has responded to my question yet

asked by Anonymous on December 11, 2007
44. ## science

Forces of 23 N and 41 N act at a point and are inclined at 90° to each other. Find, by drawing, the resultant force and its direction relative to the 41 N force.

asked by norest on June 3, 2016

what is the maturity value of the following loans using MV=P(1+RT to find the maturity values,\$120,740 principal, 11 3/4 rate, 7months for time

asked by Anonymous on July 5, 2013
46. ## Math

A metallic pipe is 0.7 cm thick .Inner radius of the pipe is 3.5 cm and length is 5dm .Find it's total surface area?

asked by Raghu on June 9, 2016
47. ## Vectors

the point (3,-4,5), (1,0,5), and (3,1,-2) are three out of four vertices of a parallelogram ABCD. Explain why there are three possibilities for the location of the fourth vortex, and find the point?

asked by Dave on July 23, 2017
48. ## Math

In a circle whose center is O, arc AB contaisn 100 degrees. Find the number of degrees i angle ABO?

asked by Samuel on July 24, 2017
49. ## MATHS

AN ATHLETE RUNS TWICE ROUND A RECTANGULAR RUNNING TRACK AND COVERS A DISTANCE OF 72 M. FIND THE PERIMETER OF THE TRACK

asked by YOGEN on May 18, 2015
50. ## HELPPPPPPP (TRIG)

find, to the nearest minute, the solution set of 1- sin x = 3 cos^2 x over the domain 0 degrees to 360 degrees

asked by HELPPPP on May 20, 2010
51. ## Science

What is the function of the nervous system We are doing a project on organ systems in science and I can't find the function. HELP PLZ!! Cami

asked by Cami on March 13, 2019
52. ## Math

Find the area of the given circle.Round to the nearest tenth. The diameter of the circle is 12 feet. A.11.0 ft^2 B.38.5 ft^2 C. 42.8 ft^2 D. 113.20 ft^2 Is the answer D? Thank you

asked by Callie on January 23, 2015

what is the maturity value of the following loans using MV=P(1+RT to find the maturity values,\$120,740 principal, 11 3/4 rate, 7months for time

asked by Anonymous on July 5, 2013
54. ## math

find the equation of line y=x+1 under each of the following transformations (a) (x,Y)-(x+3,Y+5) (b) reflections across the x-axis (c) reflection across the y-axis (d) half turn about origin

asked by Angela on July 25, 2010
55. ## Algebra

Find the product of (x^2 - 3x + 5) with the quotient of (10x^6 - 15x^5 - 5x^3) ÷ 5x^3. I need some help with this. I'm really unclear on the steps and how to solve this as a whole. I don't just need an answer, I'd like to know the steps as well. Please?

asked by Acezar on November 1, 2010
56. ## Geometry

A circle is drawn inside a triangle ABC to touch the sides BC,CA and AB at P,Q and R respectively.if A=56° and B=68°, find the angles of triangle PQR

asked by Gbotty on February 23, 2017
57. ## physics

Find the coordinate of the center of mass of the bricks shown in the figure.(Figure 1) Express your answer in terms of L. ---L2------> -------------------------------------------> 0 X

asked by anonymous on May 1, 2017
58. ## algebra

Hello, I need help answering a regents question. It is asking me to find the root of an equation. It also includes a graph which I am unable to upload.The equation is y = −x2 − 2x + 8. -Thank You

asked by Anonymous on January 27, 2010
59. ## Statistics

IQ test scores are normally distributed with a mean of 97 and a standard deviation of 11.An individual's IQ score is found to be 123.Find the z-score corresponding to this value

asked by Rachel on November 2, 2010
60. ## hardware

In design and modeling class we need to build a model couch but we can't find a website to help us on how to build one with a heater. plz help us, thanks.

asked by taavon on August 31, 2010
61. ## Algebra

Find the domain of the function. Write in interval notation. sqrt(x^2 − 64). For the answer, I got (-infinity, -8)u(8, infinity), but that's wrong, and I'm not sure what else to try?

asked by kelly on September 12, 2015
62. ## Very Urgent Help Here (Math)

Area under y = -x^2 + 1 between x = 0 and x = 1 is rotated around x-axis. Find the volume by shell method. (Please solve it using step by step solution).

asked by Yo Shunng on October 3, 2016
63. ## Math

In right triangle ABC, altitude CD is drawn to hypotenuse AB. If AD equals 4 and AC exceeds DB by 1, find DB. It is from a worksheet about proportions in a right triangle.

asked by Emily on February 21, 2010
64. ## calculus

Find the break-even point for the firm whose cost function C and revenue function R are given. C(x) = 16x + 10,000; R(x) = 21x

asked by Anonymous on September 24, 2010
65. ## algebra

Find the break-even point for the firm whose cost function C and revenue function R are given. C(x) = 16x + 10,000; R(x) = 21x

asked by Anonymous on September 24, 2010
66. ## Help Needed! Precalculus

Find all solutions to cos(8alpha)-cos(2alpha)=sin(5alpha) on 0 less than or equal to alpha less than (2pi)/3

asked by anonymous on April 12, 2013
67. ## Cal 2

Find the volume of a frustum of a right circular cone with height 25, lower base radius 30 and top radius 13.

asked by Lamar on February 10, 2016
68. ## math

Given the equation of a closed curve is x^2-2x+4y^2+16y+1=0.Find the coordinates of the two points where the lines tangent to the curve are vertical.

asked by CC on December 11, 2015
69. ## calc

find linear approximations for each of the following and put a bound on the error of the estimate. 1. (7.985)^1/3 using f(x)=x^1/3 and a=8 2. (.9997)^100 using f(x)=x^100 and a=1 please help

asked by C on December 9, 2010
70. ## Math

A truck uses 17 gallons of gasoline to travel 442 miles. Write this as a rate. I don't know how to find the rate?

asked by Kellan on December 13, 2015
71. ## inflection points

How can I find the number of points of inflection for a function whose second derivative is .5 + cosx - e^-x on the interval x is greater than or equal to 0 and less than or equal to 20?

asked by Anonymous on December 9, 2010
72. ## Math

Find the missing length for a right triangle with a hypotenuse of 18 and a leg length of 6. Round to the nearest whole number if necessary. 17 324 19 36

asked by TheVroomin on February 21, 2018
73. ## Calculus

The velocity of an object t seconds after it started moving is 6). Find the total change in the object's position in the 6th second.

asked by Katie on April 11, 2013
74. ## math

If a ball is thrown into the air with a velocity of 10 m/s, its height (in meters) after t seconds is given by y = 10t − 4.9t2. Find the VELOCITY when t = 1.

asked by Carlos on May 22, 2019
75. ## calculus

Two lines through the point(1,-3) are tangent to the curve y=x2. Find the equations of these two lines and make a sketch to verify your results. Thank you

asked by Akanimo on September 27, 2011
76. ## physics

How do you find the scalar product of two vectors, A=8m along the y-axis in the negative direction and B=15m, 30 degrees from the y-axis in the first quadrant. Thanks!

asked by Timothy on October 4, 2016
77. ## math question

Problem Find an approximate value for the rate at which the moon orbits the earth. Assume that the moon’s orbit is circular.

asked by sherri on October 6, 2008
78. ## Calculus Math

Find the height of y=((sqrtx)(3-x))/3 for 0

asked by Sammy on April 20, 2017
79. ## Calculus

The velocity of an object t seconds after it started moving is t(t-6). Find the total change in the object's position in the 6th second.

asked by Katie on April 12, 2013
80. ## math

Two coins are tossed, find the probability that two heads are obtained. Note: Each coin has two possible outcome H(heads), and T (tails).

asked by miss c on May 30, 2012
81. ## statistics

Consider a binomial experiment with 20 trials and a probability of 0.45 on a single trial.Use the normal distribution to find the probability of exactly 10 successes.

asked by john on March 21, 2014
82. ## Math

Find the number of vertices in a polyhedron if it contains 20 triangular faces and 12 pentagonal faces. a. 30 b. 32 c. 60 d. 120 * Also please show me how you got your answer, thanks

asked by Michelle on May 26, 2016
83. ## physics

A stone is dropped from peak of the hill. It covers a distance of 30 metres in the last second of its motion. Find the height of the peak?

asked by iqra on September 22, 2014
84. ## English

Encyclopedias are good to use as a starting point to find background information on a topic. True False I say True

asked by Tim on October 1, 2016
85. ## maths

cutting a circle into equal sections of a small central angle to find the area of a circle by using formulae

asked by meraj on June 15, 2016
86. ## calculus

Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area S of the region. y=sqrt(x) , y=1/2 x , x=25

asked by ken on January 30, 2009
87. ## Geography

How do I find the daily rotation of a tire. My tire size diameter is 25 I travel 160 miles per week not sure where to go next

asked by Paige on March 19, 2018
88. ## Science

A ball thrown vertically upward has a speed of 5.0 m/s at a height of 3.0m. The mass of the ball is 1.2 kg. Find its mechanical energy

asked by Karl on March 11, 2016
89. ## math

Solve for x and y using elimination ax+by=c bx+ay=c This question has been confusing me for a long time, and I can't seem to find the answer by solving using elimination. Thanks for helping me :)

asked by anonymous on March 19, 2018
90. ## Calculus

Find two positive numbers whose sum is 8 such hat when the cube of th first number is multiplied by the second number, the result is maximum.

asked by Ashley on April 16, 2013
91. ## physical science

The force of gravity acting on a body is 675 newtons. find the mass of the body to the nearest kilograms.

asked by Anonymous on May 20, 2015
92. ## math

hi i startted the problem below by writing a sigma notation of sigma[(2^(n+1))/((n+1)!)] QUESTION: how do i find the sum of 2+(4/2!)+(8/3!)+(16/4!)+... was my attempt wrong, or how do i go from here? thank you!

asked by kiksy on March 17, 2011
93. ## math

hi i startted the problem below by writing a sigma notation of sigma[(2^(n+1))/((n+1)!)] QUESTION: how do i find the sum of 2+(4/2!)+(8/3!)+(16/4!)+... was my attempt wrong, or how do i go from here? thank you!

asked by kiksy on March 17, 2011
94. ## Maths

A painting 40 cm long and 28 cm wide is painted on a cardboard such that there is a margin of 2 cm along each of its sides find total area of margin

asked by Mohanish on February 26, 2017
95. ## science

The electric field in the atmosphere is about 140 N/C, downward. (b) Find the electric force on a proton with charge +1.6 10-19 C. formula please??

asked by natasha on January 30, 2008
96. ## calculus

Consider the solid obtained by rotating the region bounded by the given curves about the line x = 6. y = sqrt(x), y = x Find the volume V of this solid.

asked by bob on January 31, 2009
97. ## Math

How do you find the perimeter on a on a what????? what is "integer" in math terms for example 15 steps behind directions say "write an integer to represent each situation"

asked by Jordan on March 29, 2007
98. ## math

Radhika bought 24 dozen eggs .out of them,3/4 were found to be broken. Find the number of good eggs left with her.

asked by Fraction on May 1, 2017
99. ## algebra

3. Find a model for the set of values. x –5 –4 0 4 5 y 25 16 2 16 25 Can someone explain what the graph might look like whether it opens up or down, or slanted line or squiggle line

asked by lee on November 14, 2012
100. ## Math

Show that a triangle with sides 3,4,5 inches long is a right triangle. Find the measure of the larger acute angle

asked by Anonymous on September 22, 2014