# 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 541
1. ## science

A bullet is moving with speed of 500m/s. Hit the target and penetrate 100mm into the target. Find the retardation of the bullet.

asked by nicki on June 28, 2016
2. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 10, 2013
3. ## Mathematics

if d sum of two numbers is 8 and their product is 15.if the answer of this equation is 3and5 find the number and check let the two numbers be xandy and you must check

asked by opeyemi on December 5, 2016
4. ## algebra

the area of a rectangle with base b and height h is bh. A rectangle sports goal is 9 ft wide and 8 ft high. Find the area of the opening

asked by slomo on January 5, 2015
5. ## Math

A drug in the bloodstream has a concentration of c(t) =at/t^2 +b A= 3, b=1 Determine how long it takes for the drug to drop below 0.2 solve algaebraically Find algaebraically when c(t) less then 0.5

asked by Rose on November 30, 2015

Find the missing numbers and landmarks for the set of numbers: 18,20,20,24,27,27,__,30,33,34,36,36,__ A range:22 B mode:27 C Minimum ____ D Maximum ____

asked by Tiana on August 31, 2010
7. ## Algebra

Find the values of a in the domain of f for which f(a)equals the given number. (If there is no solution, enter NO SOLUTION.) f(x) = x2 − 4x − 19; f(a) = 13 a = ____ (smaller value) a = ____ (larger value)

asked by Kim on October 13, 2014
8. ## Math

A point in polar coordinates is given, Find the corresponding rectangular coordinates for the point. (r,Q) = (4, 3pi/2) I know that you are suppose to use x=r cos Q and y=sin Q but I do not know how to plug this in.

I need help with this problem (composite functions): If f(x) = 4x-3 and h(x )= 4x^2-21, find a function g such that f(g(x)) = h. I don't understand how we're supposed to combine the functions. Oh, and the answer is supposed to be g(x) = x^2 - (9/2).

asked by Lucy on September 17, 2008
10. ## Math

Solve the equation 5m = 15 to find the number of miles that Lan jogged each day. Justify each step you take to solve the equation.

asked by TRANSCHILD on February 7, 2018
11. ## Straight Lines

The axes being inclined at an angle of 30°, find the equation to the straight line which passes through the point(-2,3) and is perpendicular to the straight line y + 3x = 6

asked by Kewal on January 21, 2012
12. ## math

find all pairs of three-digit numbers such that reversing the order of the digits of one number gives the second number, and where the two numbers add up to 969

asked by anonymous on February 11, 2018
13. ## Math

Forty percent of the 20 seats on the bus were occupied. Write 40% as a reduced fraction. Then find the number of seats that were occupied.

asked by Brittany on January 17, 2016
14. ## Science, Chemistry

2) Find the temperature at which air posses a density equal to that of hydrogen at 0°C. Density of air at STP is 14.4. Ans: 3658.2 °C.

asked by Rajat on January 19, 2015
15. ## trig

tanx = 5/12 and sinx

asked by Amandeep on May 1, 2008
16. ## geometry

An isosceles triangle has two 10.0-inch sides and a 2w-inch side. Find the radius of the inscribed circle of this triangle, in the cases w = 5.00, w = 6.00, and w = 8.00.

asked by hodna on April 12, 2010
17. ## Science

I am doing an Animal project , I need a picture to show how an animal had bilateral symmetry! I couldn't find any pictures that could actually show that. Can you pleas help me? Thank you

asked by Melody on November 14, 2016
18. ## chem/stats

Find the absolute error for the answer of the following equation: square root of 3.24 plus-minus 0.08 end root equal 1.80 plus-minus ?

asked by Anonymous on January 19, 2015
19. ## Math

Every year the valur of a surveying machine depreciates by 25% of its value in the previous year. If the value of the machine was \$11250 in 2012, find its value in 2010.

asked by Anonymous on February 27, 2019
20. ## RE-re teachers

Please could someone help me for my re assignment i need to find 3 reasons why miracles occur and 3 reasons why they don`t occur. ive looked my self but i am struggling thankyou

asked by leigh on June 3, 2009
21. ## Math (limits)

Find the limit or state that the limit does not exist for 3sub n +2 / n Choices a)=0 b)does not exist c)=3 d)=2 I believe the answer is either 3 or 2 but I can't decide which. what is 3 sub n? sub n means subscript

asked by Kellie on March 9, 2007
22. ## math

two forces, one of 18.4 pounds and the outer 13.1 pounds, act upon the same onject. the angle between these forces is 16.5°. find the magnitude of the resultant force

asked by keke on November 14, 2016
23. ## Calculus

The concentration of a drug in a patient's bloodstream t hours after it is taken after it is taken is given by C(t) = 0.016t/(t+2)^2 mg/cm^3 Find the maximum concentration of the drug and the time at which it occurs.

asked by vivi on February 13, 2013
24. ## Math

Tom has 5 boxes of balls. Each box contains x balls. His father gives him another 8 balls. Find the total number of balls Raul has in terms of x

asked by Sam o on November 14, 2015
25. ## Calculus

The concentration of a drug in a patient's bloodstream t hours after it is taken after it is taken is given by C(t) = 0.016t/(t+2)^2 mg/cm^3 Find the maximum concentration of the drug and the time at which it occurs.

asked by vivi on February 13, 2013
26. ## math

how to find the dimension if the diagonal of the rectangle is 8 meters longer than its shorter side and the area of the rectangle is 60 square meters?

asked by lloyd on July 28, 2016
27. ## trigonometry(height and distance)

The shadow of a tower when the angle of elevation of the sun is 45 degree is found to be 5m longer when it is 60 degree. Find the height of the tower.

asked by Anamika on August 11, 2017

Find the break- even point if the selling price is \$8 per unit, variable cost \$3 per unit and fixed cost \$3000.

asked by v on October 4, 2014
29. ## Math

Piano lessons cost \$30 per lesson. Find ordered pairs that represent the total cost for x number of lessons. (–1,–30) (0,30) (1,30) (1.5,50) (3,90)

asked by Degf on August 25, 2017
30. ## math

A \$1500 investments has an annual simple interest rate of 7%. Find the simple interest earned on the investment after 18 months.

asked by miss c on May 23, 2012
31. ## Geomerty

Find a Counterexample to show that the conjecture is false. Conjecture: Any number that is divisible by 6 is also divisible by 12. A. 36 B. 30 C. 48 D. 60 Im thinking that the answer is B. 30, but i was just making sure.

asked by Court on April 12, 2010
32. ## math

Given p is false, q is true, and r is false, find the truth value of the statementShow step by step work. Use keyboard shortcuts of --àfor →, < --- > for→, ↔, v for V, and˄For ˄.

asked by kim on January 9, 2012
33. ## aig math

the sum of 2 numbers is 77. one number is 2 1/2 times as big as the other number.find the difference between the 2 addends.please show how you got your answer. my answer is 72.6, am i right if not please tell me why and how.

asked by lidia on August 18, 2012
34. ## Geometry

A triangle has two congruent angles and an exterior angle with measure 100. Find two possible sets of measures for the angles of the triangle.

asked by Timm on March 17, 2011
35. ## math 156

find the simple interest for the indicated length of time. \$20000 at 5.5% interest for6 months. 20,000(0.55)(6)= \$66,000 is that correct?

asked by Rmz on December 3, 2009
36. ## geometry

The difference of the same side interior angles of two parallel lines is 50°. Find the measures of these two angles. Answer: ______ &______

asked by henry on November 14, 2018
37. ## physics

find the force exerted by the rope on the car when the angle is 2.9 degrees and you are pulling with a force of 384 N but the car does not move

asked by Bob on October 27, 2010
38. ## social studies

Does anyone know a place where I can find out what the required # years of education was in 1985 in USA? And the average wage rates in USA in 1985? Thanks so much.

asked by e.l on May 29, 2009
39. ## Trigonometry

Let (7,-3) be a point on the terminal side of theta. Find the exact values of cos of theta, sec of theta and cot of theta?

asked by Anna on March 20, 2014
40. ## Maths

In covering distance, the speeds of A & B are in the ratio of 3:4.A takes 30min more than B to reach the destination. Find time taken by A to reach the destination?

asked by Bryan on March 20, 2014
41. ## AP Chem

How would you find a formula for a salt that contains NH4+ and is basic? I understand how to determine if a salt is acidic or basic but i don't know how you would go in reverse.

asked by Elizabeth on February 18, 2014
42. ## Math (pre-celc 12)

In how many ways can a school president, a vice-president, and secretary be chosen from 21 students? I'm not sure to find this answer since there is no order in which they are chosen.

asked by Jana on June 20, 2016
43. ## math

study the function table below vases flowers 4 12 7 21 8 24 11 33 v f which expression could be used to find the number of flowers (f) in (v) vases? my answer is a. is that correct

asked by vera on February 11, 2013
44. ## Physics

A big clock has a minute hand 3 ft long and a second hand 4 ft long. let x be the distance between their tips. find max value of (dx)/(dt) *d for derivative

asked by jamie on October 8, 2007
45. ## Maths

I just need a base to start to help teach my child: Find the fraction: If 1 is added to it's numerator, then it is equivalent to 1/3. And if 1 is added to it's denominator, then it is equivalent to 1/4

asked by Manny on June 20, 2016
46. ## accounting

If the cost of, C(x), for manufacturing x units of a certain product is given by C(x)=x2-70x+4400, find the number of units manufactured at a cost of \$7400?

asked by Crystal on August 21, 2012
47. ## Physic

Two charges of equal magnitude of 2C and mass of 1.0 g are separated by a distance of 3 mm. Find the velocity of one particle when they are separated by a distance of 4mm.

asked by Catherine on January 31, 2012
48. ## trigonometry(height and distance)

The shadow of a tower when the angle of elevation of the sun is 45 degree is found to be 5m longer when it is 60 degree. Find the height of the tower.

asked by Anamika on August 11, 2017
49. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 10, 2013
50. ## Stoichiometry

Find the limiting reactant for the initial quantities of reactants 2k(s) + Cl2(g)--> 2KCl(s) 1.8 mol K; 1 mol Cl2 I'm lost

asked by Monique on October 4, 2011
51. ## math

A 42 inch board that's cut into two pieces. one piece is two times the length than other. Find the length of the two pieces. short and long

asked by sheryl gray on December 10, 2014
52. ## algebra (parabolas)

tell whether the graph opens upward or downward. then find the axis of symmetry and vertex of the graph of the function 1. y=xsquared-5 2. y=-2*xsquared+6x+7

asked by Bri on March 20, 2011
53. ## math

Suppose you will be attending 6 hockey games. If each game independently will go to overtime with probability 0.10, find the probabililty that: a) at least one of the games will go into overtime

asked by green on December 10, 2014
54. ## maths

perimeter of a equilateral triangle is given as 42 cm. Find the perimeter of a shaded part of triangle if the 3 sectors of a circle marked are identical

asked by hesham on March 12, 2011
55. ## math

find the eqt. of tangent to the curve y=-x^2+2x-10 @ the point where the curve cuts the y-axis.[ans:y=2x-10] how do i do this because they didn't give me the point...?

asked by rob on July 22, 2011
56. ## Geometry

A family vacationed at a beach 120 mi east and 30 mi south of their home. Find the distance and the direction from their home to the beach.

asked by George on September 20, 2013
57. ## Math

a bag contains 4 white, 3 blues, and 5 red marbles. find the probability of choosing a red marble, if the marbles are replaced. A) 1/12*** B) 5/36 c) 5/6 D) 5/12

58. ## calculus

Let f'(x)=4x^3-12x^2. (a) find three different functions with derivative equal to f'(x). how are the graphs of the three functions related? the only one that i can figure out is: f(x)=x^4+4x^3+y where y can equal any constant. any help on figuring out the

asked by kailee on December 1, 2014
59. ## math

Find the interest and total amount. 25. P=\$8,500, R=6.5% per year, T= 1 year 26. P=\$1,200, R=7% per year, T= 2 years 27. P=\$2,400, R=11% per year, T= 6 months

60. ## algebra

determine the given quadratic function has a minimum valueor maximum vale. Then find the coordinates of the minimum or maximum point. f(x)=x^2=2x-9

asked by joe on February 4, 2013
61. ## math

A rectangular park is 35m long and 17wide.a path or width 2.5m constructed on the outside of the park. find the area of path.

asked by Anonymous on January 5, 2016
62. ## Math

What is the answer here? Find the sum of the biggest odd numbers formed by the digits 1 and 2 and the smallest even number formed by the digits 6,7,8

asked by Ana on July 20, 2012
63. ## Solid mensuration

The area of a segment of a circle is 330 square meter. If the longest chord of the segment is 57 meter,find its radius.

asked by Anonymous on December 13, 2015
64. ## math

The angle of elevation of the top of a tower from a point on a level ground 450m away is 20° find how high the tower is from the ground

asked by lise on July 7, 2016
65. ## Calculus

Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 7 x - 2 x^2 text( at ) \(-1,-9\) m = y =

asked by George A.J on January 31, 2011
66. ## math

The area of a rectangle is 24, and its diagonal is radical 52. Find its dimensions and perimeter. Longer side = ? Shorter side = ? Perimeter = ?

asked by G on July 8, 2010
67. ## math

i just forgot how to find the equation in slope-intercept form for a line. Can anyone please give me some hints to do it with "the line through (3,-2) with slope m=4/5" as an example? Thanks a lot!

asked by komi on September 3, 2008
68. ## Statitic

Assuming that boys and girls are equally probable find the number of families out of 1600 families each having 5 children, with 3 boys

asked by Hinal on December 13, 2016
69. ## math

The sum of interior angels and the sum of exterior angles of polygon are in the ratio 9:2.find the sides of regular polygon.

asked by rohit on December 18, 2015
70. ## Stoichiometry

Find the limiting reactant for the initial quantities of reactants 2k(s) + Cl2(g)--> 2KCl(s) 1.8 mol K; 1 mol Cl2 I'm lost

asked by Monique on October 4, 2011
71. ## physics

find the force and force direction of a 1.0x10^-6 C charge that is 2cm North and 3cm East of a 2x10^-6 C charge

asked by sammeh on November 27, 2009
72. ## geometry

the hight of a triangle is four times the length of the base. find the base and height of the triangle if the area is 18 square inches?

asked by yanet on August 24, 2008
73. ## maths

divide the number 52728 by the smallest number so that the question is a perfect cube. also find the cube root of the quotient.

asked by anshikaaaaaaaaaa on June 4, 2012
74. ## maths

Two sides of a triangular field are 120m and 200m.If the angle between the sides is 68 degrees. find the area of the field in hectares

asked by Riliwan on November 22, 2016
75. ## Math Trig

Let theta be an angle in quad III such that sec theta = -13/5. Find the exact values of cot theta and sin theta? Thank you!!!

asked by Uzi on December 5, 2014
76. ## Physics

A projectile is fired such that its horizontal range is equal to 2.5 times its maximum height. Find the angle the projectile was fired at

asked by Yera on March 2, 2014

The following function is one-to-one; find its inverse f(x)=x^3+5 I know that the first step would be to set y = to x so I did y=x^3+5 Then you swap x with y so x=y^3+5. Then you solve for y and this is where I think i messed up. I did y^3=x-5 = y=x^3-5

asked by Hannah on November 3, 2010
78. ## physics

You want to set up a standing wave on a string that has a length of 3.7 m. You find that the lowest frequency that will work is 46 Hz. What is the speed of a wave on this string?

asked by Elizabeth on December 5, 2014
79. ## Maths

AB is a 12 metre flagpole on top of a building. Given angle QPB=56 degree 37' and angle QPA=43 degree 19',find the distance of PB.

asked by Shane on April 30, 2013
80. ## algebra

The perimeter of a collrge athletic field is 104 meters and the length is 18m more than the width.Find the length and width.

asked by John on September 23, 2013
81. ## Math

A rectangular field has a perimeter of 442m. If the length and the width are in ratio 12:5 find the diagonal and 2 area of the rectangular field

asked by Odunayo on February 2, 2014
82. ## maths

Qpqr is a rhombus ,3 of whose vertices lie on the circle with centre o .if the area of the rhombus is 32 root 3 find the radius of the radius

asked by meera on August 25, 2016
83. ## Calculus

a particle moves along the x-axis at a velocity of v(t)=1 sqrt(t), t>0. at time t=1 , its position is x=4. find the acceleration and position functions for the particle

asked by Steph on December 4, 2014
84. ## Statitu

Assuming that boys and girls are equally probable find the number of families out of 1600 families each having 5 children, with 3 boys

asked by Anonymous on December 13, 2016
85. ## math

A bridge is 28 meters long. Find the length of a scale model if the scale is 1 cm = 5.5 meters. Round to the nearest tenth.

asked by tyesha curry on October 22, 2014
86. ## PHYSÝCS

Find the speed of a satellite in a circular orbit around the Earth with a radius 3.65 times the mean radius of the Earth; RE= 6.37·103 km ME= 5.98·1024 kg

asked by Jimmy on October 17, 2011
87. ## Chemistry:normal notation plz help

Using the normal notation of quantum number find the element which has the following value of quantum number n=3 l=2 m=2 s=+1/2 (a):potassuim (b):nitrogen (c):sodium (d):scandium

asked by Collins on January 6, 2016
88. ## TRIGONOMETRY

3. The rectangular coordinates of a point are given. Find the polar coordinates of each point. b. (0,3) I figured out a, but I canNOT figure out b. Can someone please explain? :)I need to know how to do this for my final next week.

asked by Kate on May 16, 2013
89. ## algebra

There are 5 quadratics below. Four of them have two distinct roots each. The other has only one distinct root; find the value of that root. 4x^2 +16x - 9 2x^2 + 80x + 400 x^2 - 6x - 9 4x^2 - 12x + 9 -x^2 + 14x + 49

asked by Zane on February 11, 2016
90. ## ALGEBRA

THE AEA OF A RECTANGLE OF LEGNTH X IS GIVEN BY 3X SQUARE +5X. fIND THE WIDTH OF THE RECTANGLE. The width is the area divided by the length, or in this case (3x^2 +5x)/x = 3x +5

asked by Tony on April 9, 2007
91. ## math

The diagonal of a rectangular room is 52 ft long. one wall measures 28 ft longer than the adjacent wall. Find the dimensions of the room.

asked by Anonymous on July 27, 2012
92. ## Meths

Two cars travel to a place at 60 km/hr and 70 km/hr resp. The first car takes 11/2 hour more then the second car for the same journey find the length of the journey

asked by Anna on July 6, 2016
93. ## psychology

I need the definition of Ecclectic theory in adult devlopement. I know it is a part of all theories related to adult developement but can't find a definition.

asked by Angela on December 28, 2010
94. ## spanish

can someone translate this for me? or help me translate it... lol. plz and ty :) Mi hermana somos altos. [theres a mistake and im supposed to find it and correct it, so plz just tell what it actually says]

asked by mandi on February 7, 2008
95. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 9, 2013
96. ## Math

The perimeter of a rectangular garden is 108 meters. The length is 6 meters longer than twice the width. Find the dimensions of the garden.

asked by Sam on November 1, 2017
97. ## Chemistry

A sample of argon gas at STP occupies 56.2 liters. Find the number of moles of argon and the mass in the sample

asked by Emily on April 27, 2013
98. ## Calc

Find the constant of proportionality for the following situation: "y is jointly proportional to x and z and inversely proportional to w." w=2, x=5, y=4, and z=9 So i think the equation is y=xz/w But what is the constant of proportionalit supposed to mean?

asked by Jake on October 2, 2011
99. ## Phys. Sci

I am trying to find out which one of these elements would not be reactive at all. The thing is, reactivity series only include metals, right? And some of these are not metals. Is there another way to determine their reactivity? Thanks, Morgan

asked by Morgan on April 18, 2009
100. ## math

How many different rectangular prisms can you make with volume 24 cm3? Sketch each prism you find. Label each sketch with the dimensions. How do you know the prisms are different?

asked by Anonymous on May 20, 2013