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 309
1. calculus

Find two positive numbers whose product is 100 and whose sum is a minimum.

asked by :) on May 20, 2012
2. calculus

Find the dimensions of a rectangle with perimeter 100m. whose area is as large as possible.

asked by :) on May 20, 2012
3. Math

To solve this problem, use the Pythagorean Theorem to find the third side. Cos=5/7

asked by Laya on December 2, 2014
4. 3rd grade math

your teacher has told you to subtract by adding on to find the difference in this problem: 71-36. what do you do first?

asked by zoie on September 20, 2012
5. pre alg

How do u find the GCF with exponets in a 7th gr. pre alg. class?

asked by tay on January 11, 2009
6. geometry

Find the surface area of the cone. in pie the radius is 3 cn the height is 18

asked by Hannah on May 27, 2013
7. Math (Answer ASAP)

To solve this problem, use the Pythagorean Theorem to find the third side. Cos=5/7

asked by Laya on December 2, 2014
8. Math

Find the equation of the line that contains the point P(−3, 3) and is perpendicular to the graph of 2x + 4y = −3. I got y=-2x+3/2 but it keeps saying that I'm doing it wrong.

asked by Ammia on February 15, 2016
9. Math

Find the unit rate round to the nearest hundred \$24.36 for 3 feet

asked by Elijah on December 9, 2015
10. Trigonometry

Find all solutions of the equation in the interval(0-360) Tan(0-30degrees)= -5

asked by Wayne on December 19, 2016
11. math

Use a proportion to find the missing side length in the following similar figures. A. x = 24 cm B. x = 8 m C. x = 6 m

12. math

The perimeter of a rectangle is 128m. The length is 4m more than twice the width. Find the dimensions.

asked by micheal on June 16, 2009
13. math

Let f(x)=x+2 Ix-3I and g(x)=3x-1 Find all solutions to the equation f(g(x))=-4x So this is what I did... (3x-1)+2 I(3x-1)-3I=-4x (3x-1)+2 I3x-4I=-4x This is where I got stuck. What do I do with the absolute value? and this part?(3x-1)+2=3x+1 ??

asked by SC on December 8, 2009
14. calculus

find the point(s) on the graph of y = (2x4 + 1)(x - 5) where the tangent line slope is 1.

asked by lana on June 16, 2009
15. physics

A pendulum is 1.0 m long and is drawn aside 30.0* and let go. Find the velocity at the lowest point.

asked by Aurora on November 22, 2010
16. math

Find the area of a parallelogram with base 32cm and height 16.5cm

asked by mohiit on February 16, 2016
17. physics

how do you find the magnitude of the net force if you have 2 forces acting on an object: 8.4 N[S] and 7.5 N[E]

asked by Anonymous on December 3, 2009
18. math

the shorter leg of a 30-60-90 triangle is 9.4 inches long. find the perimeter.

asked by jessica on December 19, 2011
19. Calculus

Find the slope of the tangent line to the curve (a lemniscate) 2(x^2+y^2)^2 = 25(x^2-y^2) at point (-3,-1).

asked by Nathan on October 8, 2013
20. algebra

The perimeter of a rectangle is 92m. The length is 4m more than twice the width. Find the dimensions.

asked by Mike on January 3, 2010
21. PreCalculus

I'm having trouble with these problems.. Could someone please explain how to find the domain of either of these functions? 3. f(x) =(x-2)/(x^2+6x+8) 7. g(x)= sqrt[(9)/(x+3)]

asked by Caroline on June 10, 2013
22. Math

Find two numbers which have a sum of 2 and a product of 2. This question is driving me crazy, please help!!

asked by Justin on February 15, 2016
23. equations

solve for x and y x+y=5 and x^x + y^y = 31 i have found x,y = 2,3 or 3,2 but i got the answer by merely substituting the values... is there any proper way to find x and y??

asked by help pls on May 22, 2013
24. Trigonometry

Find the exact solutions of the equation in the interval [0, 2π). (4 sin x)(cos x)=1

asked by Syndra on October 11, 2014
25. Math

Find two consecutive odd integers such that the square of the first, added to 3 times the second, is 24.

asked by Nathan on June 11, 2018
26. math (9)

Find the area of the region enclosed by these graphs and the vertical lines x = 0 and x = 3 f(x)=-x^2+2x+4 g(x)=-x+4

asked by Vanessa on April 24, 2014
27. trig

How do you find the exact value of an inverse function geometrically. ie, tan(cos-1(4/5))

asked by Frodrick on November 11, 2008
28. math

Consider the function f(x) = 2x 2 + 1. Find the equation of the tangent to the graph of f(x) at x = 2 (when calculating f'(2, use first principles)

asked by Dave on April 30, 2012
29. AP calculus

Find values for x and/or y on the graph of x^2-2y^2+9x+8y-276=0 for which there is a vertical tangent line

asked by DJjazzyjazz on November 30, 2014
30. geometry

Find all points that are 24 units from the point located at 31 on a number line. A. 24 and 31 B. 31 and 7 C. 24 and 55 D. 7 and 55

asked by Anonymous on September 16, 2011
31. MATH

A triangle with the vertices A(–3, 4), B(3, 1), and C(–1, –5) is dilated by a scale factor of 2. Find the coordinates of A', B', and C'.

asked by NICK on September 27, 2010
32. Math

Find the exact interest on a loan of \$32,400 at 7% annually for 30 days.

asked by Anonymous on October 26, 2014
33. maths

If w is an imaginary cube root of unity, then find value of expression 2(1 + w) (1 + w^2) +3 (2 + w) (2 + w^2) + …+ (n + 1) (n + w) (n + w^2) in terms of n.

asked by rajkaur on January 14, 2019
34. physics

find the %error in the measurement of refractive index of glass. the values was 1.54,1.53,1.44,1.54,1.56& 1.45.

asked by vijana on May 3, 2013
35. Calculus

The region bounded by y= e^x, y=0, x= -1 and x=1 is rotated about the x-axis, find the volume generated.

asked by Joe on May 6, 2015
36. MATHS

Find the value of 1/10+1/100+1/1000+1/10000+... Leave your answer as a fraction

asked by RS on May 3, 2013
37. Linear Algebra

Find a scalar equation of the plane that contains the given point P=(-3,-3,1)and the given normal vector n = (-1,4,7)

asked by Aegon on September 24, 2014
38. Math

in triangles PQR, m

asked by anonymous on October 8, 2007
39. math

new syllabus maths 3 , pg -250 , Q.4 In the diagram , AP, BQ and CR are the angle bisectors of A , B and C respectively. Given that A =50 , B =70 and C=60 , find P,Q and R.

asked by Wessem on January 14, 2017
40. Math

how do you find the volume and surface area of a regular triangular pyramid?

asked by Brandon on June 3, 2009
41. algebra

please solve the equation showing each step to get the points to find the slope. -2x+4y=9

asked by sherry on February 12, 2010
42. Math

Find (fog)(2) and (gof)(-2) f(x)=Square root of 4-x; g(x)=1-3x^2 Show work.

asked by Madison on October 9, 2012
43. english help please!!

Identify three search combinations you could use to find information about technology on the internet? Please help me....

asked by Oscar on September 6, 2016
44. Calculus

Find dy/dt where y = 2 sqrt(2)− 4 and dx/dt = 9 when x = 4. I found the derivative of y=2sqrt(2)-4 but I am stuck as to where to plug in dx/dt

asked by Dan on March 21, 2017
45. Math

Find d^2y/dx^2 at point P(2,1) if y is a differentiable function of x satisfying the equation: x^3+2y^3=5xy

asked by Emily on December 5, 2016
46. Trigonometry

Find the domain of the function. Write your answer using infinity and union. f(x)=x/x^2+1 f(x)=2x^2/x-3

asked by Carrie on October 9, 2012
47. Calculus 2

Consider the polar curve: r=3cos(3ϴ) a) Find the area of the first leaf of the graph. -Thank you.

asked by Dalal on July 1, 2018
48. Math

Find a scalar equation of the plane that contains the given point P=(-3,-3,1)and the given normal vector n = (-1,4,7)

asked by Wiz on September 24, 2014
49. math

the measures of the angles of a quadrilateral are in the ratio of 1:2:3:4, find the measure of each angle

asked by Anonymous on December 4, 2010
50. Maths

A point A(4, k) and B(2, 4) subtend a right angle at the origin of the coordinate axes. Find the value of k.

asked by Skyboy on February 5, 2016
51. math

If someone could show me how to do this, I am very confused. thank you for your time. Find the y-intercept of the line whose equation is y = - 2.2x-7.7

asked by Mary Ann on January 9, 2015
52. Trig

Find (if possible) the trig function of the quadrant angle. sec 3pi/2

asked by Master chief on June 6, 2011

if a=2^3*3^7*5^3*11^4 and b=2^2*3^5*7^2*11*13,find the following.(leave your anwer written with exponents)a.GCD b.LCM

asked by yolanda on April 9, 2010
54. math

how can you use the inverse trigonometrical function on calculator to find the value of x in degree for which sinx = -0.4

asked by kenji86 on April 9, 2010
55. math

how do the find an area, in square units of a figure plotted on a graph?

asked by gary on February 19, 2008
56. Pre-Calculus

Help please Find the equation, in standard form, of the line passing through the points (2,-3) and (4,2). 5x-2y=16 y=5/2x+8 5x+2y=16 2x-3y=9

asked by Anonymous on September 24, 2014
57. COLLEGE ALGEBRA

Find the dimensions of a rectangle with a Perimeter of 100 cm - its width is 2/3 its length.

asked by KAREN on January 31, 2016
58. social studies

I need helping trying to find Russia's traditions, norms, and values from the 1500s. Thank you

asked by missy on October 10, 2011
59. Physics

Find the centripetal acceleration of a car that rounds an 80 m radius curve at 10 m/s.

asked by Anonymous on March 22, 2017
60. Algebra

Find a scalar equation of the plane that contains the given point P=(-3,-3,1)and the given normal vector n = (-1,4,7)

asked by Paul on September 24, 2014
61. Math

Find a scalar equation of the plane that contains the given point P=(-3,-3,1)and the given normal vector n = (-1,4,7)

asked by Aegon on September 24, 2014
62. Chemistry

What is the period 3 element whose 2+ ion is isoelectronic with neon? How can I find the solution? Thanks

asked by Ceamus Angelina on April 6, 2018
63. Calculus ll

Find the partial derivative of the function with respect to each of the independent variables.f(x,y)=xe^2y

asked by Chris on June 7, 2011
64. chemistry

how to you find the partition coefficient of the benzoic acid in CH2Cl2 in water

asked by Paige on September 25, 2011

Find the area of a sector of a circle that has a central angle of 3π/8 and a radius of 7 cm.

asked by Vicky on January 31, 2016
66. math

My homework is Use fraction strips to find the difference.. How do you do that? Exp..... 1/2/-1/3 1/2-1/3=3/6-2/6-1/6 Answer is 1/6

asked by Mahayla on January 9, 2019
67. math

to find the cordinates of the maximum or minimum point of a quadratic relationship?

asked by omar on March 22, 2009
68. calc

3. If f(x, y)=5 − 4x3 + 8y2, find a unit vector ~u for which the directional derivative D~uf(1, 1) is zero. im not sure how to do this one

asked by rebecca on December 7, 2014

if a=2^3*3^7*5^3*11^4 and b=2^2*3^5*7^2*11*13,find the following.(leave your anwer written with exponents)a.GCD b.LCM

asked by yolanda on April 8, 2010
70. essay

I´m an English teacher, I need a program that self correct essays from the students.Where can I find one?

asked by Maria on March 30, 2008
71. math

Find an equation of the line having the given slope and containing the given point. m equals negative 7​, ​(5 ​,9​)

asked by Jamie on December 7, 2016
72. English

Though not as useful as the mind, And always cancelled by strength in kind, Enough can still break any bind, Just use it... You'll get what you want to find.

asked by Daremonster on December 31, 2016
73. algebra

1 cm to the third of aluminum weighs 2.7 grams if a sheet is 0.003 8 find the weight

asked by joyce on September 27, 2014
74. Linear equations

Please help me solve this problem- Find an equation for the line perpendicular to 6x+2y=-2 having the same y-intercept as -4x-3y=6

asked by Joyce on October 8, 2011
75. history

Why did the gap between the rich and poor help weaken the Shang? Can someone tell me where to find the answer!

asked by Emily on November 25, 2007
76. Math

complex number L = 2 + bj Arg (L) = 5π/6 find all values of b? got 1/sqrt(3) but need it to be positive.

asked by Math on September 6, 2019
77. Algebra

1. The perimeter of a rectangle is 78 cm. The length is 3 greater than twice its width. Find the dimensions.

asked by Anon on February 21, 2017
78. algebra ll

where can i find a website that helps me understand and solve equations like x^2= -900?

asked by coral on March 18, 2009
79. Math (Help)

Find the function rule x -2 -1 0 1 2 y 9 4 -1 -6 -11 I don't know how to do this and my lesson was no help, does anyone know any sites that may help me understand how to do this?

asked by Mr. Market on May 16, 2018
80. social studies

Why do we go to explore extreme environments? Only to find out about our past world and history

asked by Ashley on December 29, 2009
81. statistics

with a mean of 62 and standard deviation of 12, how would you find a proportion greater than 80 and draw it on a curve?

asked by kaitlyn on December 2, 2010
82. Chemistry

How do you find unpaired electrons in a metal ion in CuSO4·5H20?

asked by May on October 19, 2010
83. Computer Architecture!!

How can we find the value in decimal stored in the AC register, after executing the MARIE program

asked by Anna on April 24, 2015
84. Trigonometry

Find the domain of each function. And show your steps please. f(x)=x/x^2+1 f(x)=2x^2/x-3 f(x)=Square root of 5-x f(x)=x^3/x^2-16

asked by Karen on October 9, 2012
85. math

Find a scalar equation of the plane that contains the given point P=(-3,-3,1)and the given normal vector n = (-1,4,7)

asked by Jon on September 24, 2014
86. math

Find a scalar equation of the plane that contains the given point P=(-3,-3,1)and the given normal vector n = (-1,4,7.

asked by Tech Nine on September 24, 2014
87. Math

show that the quadrilateral with vertices at the following points is a parallelogram and find its area. a = (5,2,0), b = (2,6,1), c = (2,4,7), d = (5,0,6)

asked by Muja on March 23, 2014
88. science

Find the frequency and wavelength of a 50-MeV gamma-ray photon.

asked by Sheryl on October 9, 2011
89. grammar

hello. is this statement correct in grammar: i think something is weird at this picture, but i can't seem to find it. thank you in advance.

asked by Namie on June 7, 2011
90. Math

Find a scalar equation of the plane that contains the given point P=(-3,-3,1)and the given normal vector n = (-1,4,7)

asked by Tech N9ne on September 25, 2014
91. College Math

show that the quadrilateral with vertices at the following points is a parallelogram and find its area. a = (5,2,0), b = (2,6,1), c = (2,4,7), d = (5,0,6)

asked by Muja on March 23, 2014
92. math

let's say you have 1240 you spent most of it an you have only 496 left. how can you find the percentage. can you show me?

asked by me on June 4, 2009
93. pre-cal

Find the zeros, if any exist. Round your answers to two decimal places.

asked by rhonda on January 31, 2016
94. Health

What does it mean when you find a three -digit code highlighted in the Tabular list ? where could I get some information on this thanks

asked by Graie on April 8, 2008
95. math

length 60cm,breadth45cm,volume 54dm find height

asked by Anonymous on January 1, 2017
96. Math

Find the value of K such that the following trinomials can be factored over the integers: 1. 36x^2+18x+K 2. 3x^2 - 16x+K

asked by Raj on June 12, 2012
97. math

which of the following statements shows the halving and doubling strategy to find 28*50 a. 28*50=14*100 b. 28*50= (14*25)*(14*25) c. 28*50= (20*50)+(8*50) d. 28*50= 2*(14*25)

asked by krahman4 on October 28, 2013
98. english

What is the error in the sentence? Try and find a suitable replacement for the discontinued model.

asked by shelly on February 17, 2013
99. math

i need to find a multiplication sentence with a 3 digit number that does not require regrouping....

asked by shy on June 8, 2011
100. MATHS

In the given figure, O is the center of the circle and

asked by Anonymous on April 2, 2015