# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 337
1. ## algebra

your class is planning a field trip to the amusement park. childrens tickets cost 20 and adult tickets cost 25, the total amount of money available is 1000.let c represent the number of childrens tickets and a represent the number os adult tickets. write

asked by sidney on January 9, 2017
2. ## Fin

Brady Corporation is a leader in identification, safety, and material solutions. In 1998, the firm was hit hard by faltering foreign markets, so it embarked upon an aggressive campaign to redesign its cost structure. The firm believes this will help it to

asked by HELP PLEASE!!!!!!!!!!!!!!!!!! on August 8, 2007
3. ## Calculus 2

Find the radius of convergence and interval of convergence of the series. There is an infinity sign on top of the summation symbol and "n=1" underneath it. To the right of the summation symbol is x^n/5n! How would you find the radius of convergence and

asked by Sena on May 3, 2015
4. ## Algebra 1 - Help!?

Two big questions that are driving me mad. 1) Given the following linear function sketch the graph of the function and find the domain and range. f(x) = 2/7x - 2 2) Given the following linear function sketch the graph of the function and find the domain

asked by Tori on March 2, 2017
5. ## Math

1. The measure of an interior angle of a regular polygon is 20 more than thrice the measure of its adjacent exterior angle. Find the number of sides of the polygon and its total number of diagonals. 2. Find the sum and difference between the sum of the

asked by Brianna on October 14, 2014
6. ## math

A trigonmetric polynomial of order n is t(x) = c0 + c1 * cos x + c2 * cos 2x + ... + cn * cos nx + d1 * sin x + d2 * sin 2x + ... + dn * sin nx The output vector space of such a function has the vector basis: { 1, cos x, cos 2x, ..., cos nx, sin x, sin 2x,

asked by mathstudent on January 16, 2008
7. ## Physics

Calculate the ratio of the kinetic energy to the potential energy of a simple harmonic oscillator when its displacement is 1/8 of its amplitude. (The answer is an integer.) Approach: Choose a specific trigonometric form for the position function x(t). It

asked by Alphonse on November 15, 2012
8. ## math

Jamie is 5 years older than Ella. Jamie's age is 11 years less than three times Ella's age. The system below models the relationship between Jamie's age (j) and Ella's age (e): j = e + 5 j = 3e – 11 Which of the following methods is correct to find

asked by Ira on May 3, 2018
9. ## Binomial Probability

This is an example that I am trying to work along with. An endurance context is being held with two independent groups in 20 participants. Individual participants in the contest drop out before the end of the contest with probability 0.08 (independently of

asked by Robson on July 15, 2012
10. ## physics- electrodynamics

can someone walk me through this --- you'd be a lifesaver a rectangular pipe running parallel to the z axis(-‡ to +‡) has 3 grounded metal sides at y=0, y=a and x=0. the fourth side at x=b is maintained at a specified potential v0(y). a. Develop a

asked by jake on August 5, 2007
11. ## Math

Please Help!!!! I do not understand and if someone could help that would be great! Thanks !! Problem #1: Find the total amount if you deposit \$500 at a rate of 5% for two years using simple interest. Year 1 Year 2 Problem #2: Find the total amount if you

asked by Lela on March 10, 2017
12. ## mathematics

Hi, I'm not sure if I'm giving the correct answer for this problem. The question states; The values of computers in the years after its purchase date are listed in the following table. Year 0=1500, Year1=1200, Year2=1100,Year3 +1000, Year 4 = 800, Year 5

asked by Joan on July 9, 2013
13. ## English

(08VerE-27-31) Identify the one word or phrase that should be corrected. 1.Library visitors often find(A) that there are too few(B) staff members avialable to assist them,especially as(C) funding for libraries have been(D) cut back. 2.The children(A) had

asked by Bayarbold on June 23, 2011
14. ## Reply to grant about a regression problem

This is a reply to the question posted here http://www.jiskha.com/display.cgi?id=1178989522 As I explained there, you can find the parameters by defining: x1 = Sin(0.49 t) x2 = Cos(0.49 t) and treat this as an ordinary linear regression problem. If we

asked by Count Iblis on May 13, 2007
15. ## physics 12 - dynamics

Hi, I'm just confused as to what steps to take in order to solve these problems. If you could please show your steps and method on how to approach these questions to get the answer that would be great. I have the answers to these too, if needed. I want to

asked by iintense on February 16, 2010
16. ## Physics

A vessel at rest explodes breaking into three pieces. Two pieces, having equal mass fly off perpendicular to one another with the same speed of 30 m/s. The third piece had three times the mass of each other piece. What are the magnitude and direction of

asked by sarah on February 10, 2007
17. ## Physics

Problem 2- A 15 kg block is attached to a very light horizontal spring of force constant 400 N/m and is resting on a smooth horizontal table as shown in the figure below. Suddenly it is struck by a 3 kg stone traveling horizontally at 8 m/s to the right,

asked by Mariam on January 12, 2014
18. ## Calculus

Find the area under one arch of a cycloid describe by the parametric equations x=3(2Theta - sin 2Theta) and y= 3(1-cos2Theta). Use 0 and pi for the limiting values of Theta. A. 9Pi B. 18Pi C. 27Pi D. 36Pi Find the area in the first quadrant bounded by the

asked by Anonymous on August 7, 2012
19. ## Physics C: Mechanics

A 1.00 kg mass is attached to a string wrapped around a cylinder of radius 0.05m. Two masses are connected with a rod and attached to the end of the cylinder, perpendicular to its axis. as the mass falls from rest the rotating contraption spins through 12

asked by Riya on November 13, 2016
20. ## algebra 101

If The sum of the measures of two complementary angles is 90° and If one angle measures 15° more than twice the measure of its complement, find the measure of each angle. What is The measure of one angle is 1 times the measure of the other. Find the

asked by misty on January 8, 2012
21. ## college algebra

use rational zeros theorem to find all the real zeros in the polynomial function. use zeros to factor f over real numbers. f(x)=x^3+10x^2-13x-22 find real zeros of f? use real zeros to factor f?

asked by Bella on August 24, 2012
22. ## Chemistry / Stoichiometry

When 1 mol of CH4 is burned, 490 kJ of energy are released as heat. CH4 + O2 -> 2H2 + CO2 If 3.2g of CH4 are burned, what is the value of the heat of the reaction? The answer worked in class was -180 kJ, but while I was redoing problems, I got the answer

asked by Caitlyn on April 9, 2016
23. ## Calculus

Solve the differential equation. Let C represent an arbitrary constant. (Note: In this case, your answer willto have a negative sign in front of the arbitrary C.) (dz)/(dt) + e^(t+z) = 0 --------------- (dz/dt) + (e^t)(e^z) = 0 (dz/dt) = -(e^t)(e^z) dz =

asked by COFFEE on June 24, 2007
24. ## Precalculus

you borrow \$5,000 from your parents to purchase a used car. The arrangements of the loan are such that you make payments of \$250 per month toward the balance plus 1% interest on the unpaid balance from the previous month. (a) Find the first year monthly

asked by bob on February 6, 2018
25. ## math

Here's my question: Determine if each system has one, two, or no solutions. (Show your work - 3 marks each) a)y=2x^2-2x+1 and y=3x-5 b)y=x^2+3x-16 and y=-x^2-8x-18 Here's my work on the question: a) x=(-b plus/minus sign (square root b^2-4ac)/(2a) x=(--2

asked by Alex on January 26, 2015
26. ## Chemistry

Why is sulfur dioxide (SO2) a better reducing agent than carbon dioxide (CO2) or nitrogen dioxide (NO2)? I really don't know how to answer your question. It's much like asking why the sky is blue, etc. You can look up the reduction potentials of SO2 vs CO2

asked by Vic on August 17, 2007
27. ## Physics

An archer fires an arrow, which produces a muffled "thwok" sound after it hits a target. The archer hears the "thwok" exactly 2.6 s after firing the arrow and the average speed of the arrow is 36 m/s. Find the distance sepa­rating the archer and the

asked by Adam on September 5, 2017
28. ## Calculus

The motion of a spring that is subject to dampening (such as a car's shock absorber)is often modeled by the product of an exponential function and a sine or cosine function. Suppose the equation of motion for a point on such a spring is

asked by Robin on June 18, 2013
29. ## physics

A 17 kg block is dragged over a rough, hor- izontal surface by a constant force of 170 N acting at an angle of angle 32.1◦ above the horizontal. The block is displaced 33.9 m, and the coefficient of kinetic friction is 0.199. a] find the work done by

asked by mary on November 14, 2010
30. ## Math

Use linear approximation, i.e. the tangent line, to approximate cube root of 27.05 as follows. Let f(x) = cube root of x and find the equation of the tangent line to f(x) at x = 27 in the form y = mx+b. Note: The values of m and b are rational numbers

asked by Maxime on December 19, 2014
31. ## Algebra

Another question: A cell phone company charges \$60 for a cell phone and \$40 per month under its economy plan. Formulate and graph a model that can be used to determine the total cost, C(t), of operating a cell phone for t months. Find the total cost for 5

asked by Celina on December 16, 2008
32. ## English

I am in the 7th grade and I love books that are fiction. Here are some books that I LOVE!! Kira Kira So B. It Olive's Ocean Becoming Naomi Leon Corner of the Universe Green Glass Sea Edward's eyes The problem is I need a new book to do a book report on and

asked by Taylor on March 23, 2008
33. ## physics

a) Find the maximum rate of deceleration of a car on a dry, level road, assuming the coefficient of static friction between tires and pavement equals 1.4. (b) Find the minimum stopping distance if the car has an initial speed of 27.5 m/s. (c) Repeat parts

asked by Anonymous on February 8, 2011
34. ## Physic

A bowling ball weighing 71.2 N is attached to the ceiling by a 3.60 m rope. The ball is pulled to one side and released; it then swings back and forth like a pendulum. As the rope swings through its lowest point, the speed of the bowling ball is measured

asked by Andrea on July 10, 2010
35. ## Physics

A man is dragging a trunk up the loading ramp of a mover's truck. The ramp has a slope angle of 20.0 degrees, and the man pulls upward with a force of magnitude 377N whose direction makes an angle of 30.0 degrees with the ramp.Find the horizontal component

asked by Tee on September 21, 2008
36. ## Literature

Read the sentence, and decide whether the underlined portion contains a mistake. If so, identify the best way to improve the sentence by choosing the appropriate answer choice. If the underlined portion requires no improvement, choose No improvement or

asked by Ann Marie on May 1, 2017
37. ## Physics

A wheel free to rotate about its axis that is not frictionless is initially at rest. A constant external torque of +49 N·m is applied to the wheel for 16 s, giving the wheel an angular velocity of +685 rev/min. The external torque is then removed, and the

asked by MUHAMMAD JUNAID on April 9, 2019
38. ## basic math

I know the answer but i don't understand the borrowing of the 2in the thousands place why is it 11 and not 12... the problem is 612,014-323,440=288,574 http://mathforum.org/library/drmath/sets/select/dm_borrow.html Be sure to click on the various links to

asked by kim on September 20, 2006
39. ## Calculus

24. A pharmaceutical company has determined that a realistic model for the relationship between blood pressure (systolic) and the amount of a nerve drug designed to reduce the systolic pressure is given by the equation P=Pi + 2x - x^2. P is measured in

asked by Molly on November 11, 2007
40. ## electronics and circuits

What is the maximum power (in milli-Watts, mW=0.001W) consumed by the inverter? 0.000417 incorrect What is the maximum power (in milli-Watts, mW=0.001W) consumed by the NAND? 0.000208 incorrect What is the maximum power (in milli-Watts, mW=0.001W) consumed

asked by kanimozhi on November 18, 2016
41. ## MATHS

demand function for kerosene: Kd=a0+a1Pk supply function for kerosene: Ks=b0+b1Pk+b2Pg demand function for gasoline: Gd=c0+c1Pg+u1 (ul here shows a exogenous random shock to the demand of gasoline) supply function for gasoline: Gs=d0+d1Pk+d2Pg a) if

asked by May on September 9, 2010
42. ## Chemistry

Answer the following questions about energy changes associated with heating and cooling a substance. Use the quantities in the table for your calculations. (table) Specific heat of water /4.184J/g*K dealta H vap for water /40.7 kJ/mol dealta H fus for

asked by Morgan on January 31, 2015
43. ## Physics

When a block slides a certain distance down an incline the work done by gravity is 300 J. What is the work done by gravity if this block slides the same distance up the incline? a) 300 J b) zero c) -300 J d) It cannot be determined without knowing the

asked by Tammy on March 25, 2007
44. ## college physics

A man pushing a crate of mass m = 92.0 kg at a speed of v = 0.860 m/s encounters a rough horizontal surface of length = 0.65 m as in the figure below. If the coefficient of kinetic friction between the crate and rough surface is 0.355 and he exerts a

asked by ann on November 21, 2011
45. ## Microeconomics

Larry, Moe, and Jo run the only saloon in town. Larry wants to sell as many drinks as possible without losing money. Jo wants the saloon to bring in as much revenue as possible. Moe wamts to make the largest possible profits. Using a single diagram of the

asked by Alex on December 8, 2006
46. ## Java

Verify the check digit in a barcode. Some of the most common barcode standards have check digits which are fairly easy to calculate. UPC (12 digits) are among the most common barcode standards you will find. The check digit is calculated like this: •the

asked by Solomon Hanasab on May 6, 2013
47. ## History

Which of the following was formally amended to the constitution a. equality of rights for women b. prohibition of alcoholic beverages c. prohibition of child labor d. balanced federal budget I know that the 19th amendment is woman suffrage, but the 18th

asked by Pat on January 20, 2007
48. ## algebra-Plz help

Posted by bailey on Monday, January 8, 2007 at 8:32pm. Posted by bailey on Monday, January 8, 2007 at 2:12pm. The area of a rectangular blanket in square centimetersis 40x^2+2x-65. The width is 4x-5cm^2. Find the dimensions of the blanket in terms of x.

asked by bailey on January 9, 2007
49. ## Statistics

A list of numbers has an average of 48 and an SD of 12. The list is transformed by subtracting 3 from each entry and then dividing the result by 5. (1) Find the average of the transformed list. (2) Find the SD of the transformed list.

asked by Daniel on March 7, 2013
50. ## math

A is the point (1,1), B is (4,5) and C is (5,3). Find a)the angle between AB and a line parallel to the y axis. b)the angle between BC and a line parallel to the y axis. c)Hence, find ABC (angle B). I have drawn the points. Please help!!!

asked by Anonymous on April 2, 2008
51. ## Trig Help!

Question: Trying to find cos π/12, if cos π/6 = square root 3 over 2, how to find cos π/12 using DOUBLE angle formula? This is what I got so far.. cos 2(π/6) = cos (π/6 + π/6) = (cos π/6)(cos π/6) - (sin π/6)(sin π/6) = cos^2 π/6 - sin^2 π/6 Is

asked by Anonymous on April 27, 2012
52. ## calculus

2. Let R be the region of the first quadrant bounded by the x-axis and the cuve y=2X-X^2 a. Find the volume produced when R is revolved around the x-axis b. Find the volume produced when R is revolved around the y-axis

asked by Taeyeon on March 9, 2012
53. ## math

area of trapezium is 267square mt.parallel sides are 6m and 30m non parallel sides is 2m less then other find the length of non parallel sides.find the length of non parallel side

asked by ravi on April 9, 2016
54. ## math

A score of 243 is a "basic" reading level. Scores for a random sample of 3000 students had a xbar = 250 with a standard error 1.0 The 99% confidence interval for the mean score all students in the city is 247.4 to 252.6. Ques: Is there good evidence that

asked by please help on March 16, 2013
55. ## english

uncle tome cabin Gradually and imperceptible the strange, silent, patient man, who was ready to bear everyone else's burden, and who sought help from none,--who stood aside for all, and came last, and took least, yet was foremost to share his little all

asked by ivy on December 17, 2017
56. ## statics

b. A mobile company XYZ wants to conduct a survey to find the proportion P of those customers that are happy with the purchase of their new mobile phone. The company took a random sample of 1000 customers who recently purchased the new mobile phone. They

asked by aima on November 19, 2014
57. ## statistics

b. A mobile company XYZ wants to conduct a survey to find the proportion P of those customers that are happy with the purchase of their new mobile phone. The company took a random sample of 1000 customers who recently purchased the new mobile phone. They

asked by aima on November 18, 2014
58. ## microeconomics

When agricultural production increases , the total amount paid for agricultural products tends to a. increase because demand is price elastic b. decrease becasue deamn is price elastic c. increase because demand is price inelastic d. decrease because

asked by Karinna on March 14, 2009
59. ## physics

A 59.0-Ω resistor is connected in parallel with a 116.0-Ω resistor. This parallel group is connected in series with a 15.0-Ω resistor. The total combination is connected across a 15.0-V battery. (a) Find the current in the 116.0-Ω resistor. _______ A

asked by ali-1 on January 26, 2011
60. ## physics

A 59.0-Ω resistor is connected in parallel with a 116.0-Ω resistor. This parallel group is connected in series with a 15.0-Ω resistor. The total combination is connected across a 15.0-V battery. (a) Find the current in the 116.0-Ω resistor. ______A (b)

asked by ashley on February 1, 2011
61. ## Consumer Math

Find the annual amount of FICA at a 7.51% rate by computing his annual salary. Sam Takagi Weekly salary: \$435.16 Not self-employed Find the annual amount of FICA by computing his annual salary. \$169,938.68 \$16,993.87 \$1,699.39 2. Find the annual amount of

asked by Emily on April 27, 2012
62. ## physics

a projectile shot at an angle of 60 degrees above the horizontal strikes a building 80 ft away at a point 48 ft above the point of projection (a) find the velocity of projection. (b) find the magnitude and direction of the velocity of the projectile when

asked by rhea on November 24, 2012
63. ## Finite Mathematics

Two dice are rolled. Let the random variable X denote the number that falls uppermost on the first die and let Y denote the number that falls uppermost on the second die. (a) Find the probability distributions of X and Y. (b) Find the probability

asked by Price on April 18, 2012
64. ## calculus

For the function f(x)=x^3e^x, determine intervals of increase and decrease and the absolute minimum value of f(x) To do this I found the derivative which is f'(x)=3x^2e^x. Then I set it to zero: f'(x)=0 0=3x^2e^x How would I isolate x? And when I do, I

asked by Sara on April 29, 2015
65. ## Physics

4. A bug is moving east at 1 m/s. A semi truck is moving west at 45 m/s. They collide and the bug is splattered across the windshield of the semi and now travels west. At the point of impact, which of the following is true about the force of the bug acting

asked by Jasmine on April 9, 2009
66. ## Art

What does this mean? I am suppose to find a piece of art that represents a human-centered view. but I don't know what human centered view means? can someone help me please so I can find a piece of art

asked by TJ on February 29, 2008
67. ## Math

The heights of three plants A,B and C in a garden are in the ratio 2 : 3 :5. their mean height is 30cm a) find the height of plant b b) if another plant D is added to the garden and the mean height of the four plant is now 33cm , find the height of D plant

asked by Steph on July 4, 2016
68. ## algebra

Can you use algebra to find a quadratic equation if your know the coordinates of just ONE point on its graph? Can you use algebra to find a quadratic equation if your know the coordinates of just TWO points on its graph? If so, what information is needed?

asked by Sejul on October 6, 2011
69. ## math

A circle of radius 3 is centered at the origin and passes through the point (2,−5‾‾√). (a) Find an equation for the line through the origin and the point (2,−5‾‾√). y= (b) Find an equation for the tangent line to the circle at

asked by jp on January 27, 2015
70. ## math

Your optimal exercise heart rate for cardiovascular benefits is calculated as follows: Subtract your age from 220 and then find 80% of the difference. Find the optimal heart rate for a 40-year-old and for a 10-year-old. Rounded to the nearest whole number,

asked by taylor on May 4, 2014
71. ## algebra need help soon

I have been working on these 2 problems and I think I am confusing myself. I have never tried this site before but it was recommended to me. I appreciate whoever can help me. Thanks in advance The first question is f(x)=-2x^2 + 2x + 8 I need to find the x

asked by ayanna on May 8, 2009
72. ## pre-calculus

two gears are connected by a belt. the large gear has a radius of 20cm while the small gear has a radius of 10cm. if a point on the small gear travels at 16 rpm (revolutions per minute), find the angular velocity of the large gear. Tip: first find the

asked by Mack on August 10, 2015
73. ## algebra urgently need help

I have been working on these 2 problems and I think I am confusing myself. I have never tried this site before but it was recommended to me. I appreciate whoever can help me. Thanks in advance The first question is f(x)=-2x^2 + 2x + 8 I need to find the x

asked by krystal on May 10, 2009
74. ## Need help with pre cal hw

1. A party of hikers walks 8 km from camp on 30 degrees, then turns and walks 6 km on course 160 degrees. Find the magnitude of the net displacement from camp. 2. A ship leaves port A and sails 61.1 km course 131 degrees 50' to point B. Then it sails 76.5

asked by John on May 18, 2014
75. ## Pre-Algebra

2 more problems that I'm stuck on, please help- 1.A square floor has an area of 32 m^2. Find the length of a side to the nearest tenth of a meter. 2.The height of a parallelogram is half the length of its base. the parallelogram has an area of 67 cm^2.

asked by mysterychicken on June 5, 2009
76. ## physics3

home / study / science / physics / physics questions and answers / Ed And Annie Are Ice Skating. Ed (55 Kg) And Annie (40kg) Both Wearing Skates Face Each Other ... Your question has been answered Let us know if you got a helpful answer. Rate this answer

asked by TK on April 26, 2018
77. ## science!

this question is not a question but 20 questions. i appreciate if you review all my answers, but i wont provide an answer for the last question (most probably since i didn't finish answering it or typing it out since i only have an hour to do that). now,

asked by anon on September 8, 2015
78. ## Chemistry

In the derivation of this expression: [ln]/[HIn]A# 2 * A#1,acid/A# 2,basic * A#1 We assumed that the HIn form of the indicator is the only form present in the most acidic solution. Is this a valid assumption? Why or why not? Support your answer by

asked by Cristian on October 1, 2012
79. ## college chemistry

In the derivation of this expression: [ln]/[HIn]A# 2 * A#1,acid/A# 2,basic * A#1 We assumed that the HIn form of the indicator is the only form present in the most acidic solution. Is this a valid assumption? Why or why not? Support your answer by

asked by Cristian on October 1, 2012
80. ## As Chemistry

A SAMPLE OF ANTIMONY, Ar=121.8, WAS ANALYSED AND WAS FOUND TO CONSIST OF 60% OF 121Sb AND ONE OTHER ISOTOPE. DETERMINE THE MASS NUMBER OF THE OTHER ISOTOPE IN THE SAMPLE OF ANTIMONY. please help I'm really stuck, Chemistry - bobpursley Saturday, September

asked by 0oooooooo0 on March 5, 2018
81. ## chemistry

I have two problems that I'm stumped on. I know the correct anwers but I'm having problems coming up with the co rrect anwsers. Here are the problems: 1) Magnesium has a density of 1.7g/cm^3 and iron has density of 7.9 g/cm^3. A block of iron has a mass of

asked by pat on September 29, 2007
82. ## physics

A car with a mass of 980 kg and a speed of v1 = 17.0 m/s approaches an intersection, as shown in the figure(Figure 1) . A 1300 kg minivan traveling at v2 is heading for the same intersection. The car and minivan collide and stick together. The direction of

asked by ana on April 18, 2017
83. ## yes or no question

hi i have to do a project where i have to find media bias between two articles for government. and i was wondering if it is okay if i could just post little pieces of those two articles and ask for help. when i read the two articles, it doesn't seem like

asked by david on January 25, 2007
84. ## Algebra

The height in feet of a projectile with an initial velocity of 32 feet per second and an initial height of 240 feet is a function of time in seconds given by h(t) = −16t2 + 32t + 240. (a) Find the maximum height of the projectile. ______ ft (b) Find the

asked by Kim on November 3, 2014
85. ## algebra

The height in feet of a projectile with an initial velocity of 32 feet per second and an initial height of 240 feet is a function of time in seconds given by h(t) = −16t^2 + 32t + 240. (a) Find the maximum height of the projectile. ______ ft (b) Find the

asked by Nate on November 4, 2014
86. ## Early child ed.

Will you please look at this question and look at what I've posted that my text states, to be sure my answer is correct. I want to be sure I understoood my text correctly. It has been recommended that limited-English speaking children attend preschools: A.

asked by Anonymous on September 25, 2007
87. ## ISBM

CASE STUDY : 2 The price P per unit at which a company can sell all that it produces is given by the function P(x) = 300 — 4x. The cost function is c(x) = 500 + 28x where x is the number of units produced. Find x so that the profit is maximum. Question:

asked by Raja on January 11, 2016
88. ## statistics

One of nature's patterns connects the percent of adult birds in a colony that return from the previous year and the number of new adults that join the colony. Following are data for 13 colonies of sparrowhawks: Percent return 73 61 79 54 75 62 53 46 57 50

asked by Les on January 11, 2015
89. ## Chemistry

From your experience, predict which of the following reactions are spontaneous. a) Zn(s) + 2H+(aq)--> Zn+2(aq) + H2 (g) b) CaCO3(s) + 2H2O(l) --> Ca(OH)2(s) + H2CO3(aq) c) CH4(g) + O2(g) --> CO2(g) + 2H2O(g) d) Ag+(aq) + Cl-(aq) --> AgCl (s) Our book

asked by Chris on February 14, 2007
90. ## science

1. Which layer of the sun’s atmosphere are you looking at when you look at an image of the sun? (1 point) photosphere chromosphere corona prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar

asked by reb on October 30, 2018
91. ## science

A ball of mass m is attached by two strings to a vertical rod. as shown above. The entire system rotates at constant angular velocity about the axis of the rod. a)Assuming is large enough to keep both strings taut, find the force each string exerts on the

asked by tammy on April 8, 2012
92. ## Math

HELP A Certain state's lottery LOTTO, is set up so that each player pays \$1 per ticket and chooses six different numbers from 1 to 49. if the six numbers chosen match the six numbers drawn each Saturday evening, the player wins the top cash prize. the

asked by Grace on April 30, 2014
93. ## Physics - Tension

Two blocks are connected by a string and are pulled vertically upward by a force of 165 N applied to the upper block. (here is a rough diagram) ^ (F=165 N) I [block] (

asked by Wes on February 19, 2013
94. ## math - statistics

Suppose that the number of insects captured in a trap on different nights is normally distributed with mean 2950 and standard deviation 550. b) Suppose that we change the location of a trap whenever it captures a number of insects that fall in the lowest

asked by Lindz on November 6, 2006
95. ## government

I am doing research project. it is about political speeches. I should find about "benefit seekers". what is benefit seekers mean? and what kind of sentence should I find. give me some examples. thank you. You can find out more about the quotation below

asked by cc on December 1, 2006
96. ## Chem

I did an experiment were I added some water and KHP into a beaker and phenophalene [sp?]. It was a titration lab. We slowly added calciuum hydroxide into the beaker and waited till the solution turned into a faint pink. The question is asking me to find

asked by Lena on July 22, 2009
97. ## Physics Meteorite

A satellite in a circular orbit around earth with a radius 1.019 times the mean radius of the earth is hit by an incoming meteorite. A large fragment m=60 kg is ejected in the backwards direction so that it is stationary with respect to the earth and falls

asked by Andy on November 30, 2009
98. ## Math

The area of a rectangle is 35 square meter. The width is 25 meter. a. What is the length of the rectangle? Write your answer as a fraction in simplest form. The length of the rectangle is 1 1 2​ meters. b. How many times greater is the length than the

asked by OIUGNFiwenf on November 28, 2017
99. ## physics

a tennis ball is dropped from 1.30 meters above the ground. it rebounds to a height of 1.00 meters. How do I find with what velocity does the ball hit the ground. With what velocity does it leave the ground, and if the tennis ball were in contact with the

asked by Scott on October 14, 2009
100. ## pre calculus

You have a \$50 coupon from the manufacturer good for the purchase of a cell phone. The store where you are purchasing your cell phone is offering a 20% discount on all cell phones. Let x represent the regular price of the cell phone. (a) Suppose only the

asked by Danielle on May 1, 2014