1. physics

    A bag of cement of weight 300 N hangs from three wires. Two of the wires make angles θ1 = 50.0° and θ2 = 28.0° with the horizontal. Assuming the system is in equilibrium, find the tensions in the wires.

    asked by Ashley on January 6, 2010
  2. 8th Grade Math

    The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C?

    asked by Elise on November 5, 2015
  3. Physics

    the charges an coodinates of two points charges located in x-y palne are : q1=+3*10^-6 C ; x=+3.5 cm . y=+0,5 cm and q2=-4*10^ -6 C; x= - 2 cm y=+1.5 cm . (a)Find the electric potential at the origin(b)How much work must be done to locate these charges at

    asked by Jc on February 22, 2012
  4. Trig

    While fishing on a lake, the fisherman looks up at a cliff. His boat is 23 ft from the base of the cliff, and the angle of elevation is 40 degrees. Find the height of the cliff to the nearest tenth of a foot.

    asked by Tg on April 27, 2016
  5. math

    The angle of elevation to the top of a building is found to be 5 degrees from the ground at a distance of 4 miles from the base of the building. Find the height of the building to 4 decimal places.

    asked by Anna on July 19, 2016
  6. DBU

    The mean time to complete a psychology exam is 34 minutes with a standard deviation of 8 minutes. Assume the distribution is normal. Find the probability of a student taking less than 28 minutes.

    asked by KiKi on October 28, 2012
  7. chemistry

    I need to find the radius of a cylinder with only the following info: Cylinder height=125um There is 1 C atom/0.01848 nm^2 There are 5.75x10^10 C atoms on the surface of cylinder Use quadratic formula to solve

    asked by kelly on February 26, 2013
  8. statistics

    a simple random sample will be obtained from a normally distributed population. find the minimum sample size needed to be 95% confident that the sample standard deviation (s) is within 10% of sigma. please help!

    asked by lucy on April 16, 2011
  9. geometry

    find the perimeter and area of each figure. Give your answers in simplest radical form. 1. a 30 degree-60 degree-90 degree triangle with hypotenuse length 28 centimeters

    asked by lucy on November 10, 2014
  10. science

    Suppose the height of the net is 0.800 m , and the court's border is 11.2 m from the bottom of the net. Use g =10 m/s2 and find the maximum speed of the horizontally moving ball clearing the net..

    asked by sarah on December 16, 2015
  11. 10th grade english

    Stories can mean different things to different readers. State a meaning you find in “The Pedestrian,” and then discuss how the story’s setting is relevant to that meaning. This is my question, I am confused as to what they mean by meaning. Could

    asked by Anonymous on January 23, 2010
  12. Trigonometry

    The angle of elevation to the top of a Building in New York is found to be 6 degrees from the ground at a distance of 1 mile from the base of the building. Using this information, find the height of the building.

    asked by hhopp on May 8, 2016
  13. Science

    500g of water at 100°c is mixed with 300g of water at 20°c.specific heat capacity of water is 4.2Jg°c.find the final temperature of mixture. (Physics)

    asked by Rahul on September 5, 2016
  14. Business math

    Find the future value of an investment of ​$10 ,500 if it is invested for six years and compounded semiannually at an annual rate of 3​%. Use the​ $1.00 future value table or the future value and compound interest formula.

    asked by Debra on October 28, 2017
  15. Algebra 2. Please help ASAP

    The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+]. Use the formula pH = –log[H+] to find the pH level, to the nearest tenth, of a liquid with [H+] about 5.4 x 10–14. A. 14.7 B.

    asked by Tori on December 14, 2012
  16. Math algebra

    A motel clerk counts his $1 and $10 bills at the end of a day. He finds that he has atotal of 56 bills having acombined monetary value of $191. Find the number of bills of each denomination that he has

    asked by Evelyn on April 1, 2013
  17. Calculus

    A steady wind blows a kite due west. The kite's height above ground from horizontal position x = 0 to x = 60 ft is given by the following. y= 155-(1/40)(x-50)^2 Find the distance traveled by the kite.

    asked by Sandy on February 4, 2014
  18. geomatry deductive reasoning

    a sequence begins -4,1,6,11 find the rule that generates the sequence. Then give the 5oth term is the sequence. What type of reasoning inductive or deductive, do you use when solving this problem?

    asked by manal on October 23, 2011
  19. chemistry

    For the reaction 2A(g) + B(aq) + 3C(l) D(s) + 3E(g), the concentrations at equilibrium are found to be: A: 2.3x10^3 Pa B: 1.8x10^-2 M C: 15.8M D: 12.5M E: 5.6x10^4 Torr Find the numerical value of the equilibrium constant that would appear in a

    asked by Ashley on March 10, 2013
  20. Algebra, Mathematics

    A $40 000 car depreciates at a rate of 13% per year. a) Write an equation to represent this situation. b) Find the value of the car in 3 years. c) How long does it take for the car to be worth half it's value?

    asked by Jacob on April 7, 2016
  21. Math (Limits)

    Consider the following function. f(x) = 2x^2 − 8x Find the limit. lim (Δx->0) (f(x+Δx)-f(x))/(Δx) How would I set up the equation to work with that function? I know how to plug in the values usually, but how would I do this for that function

    asked by Ray on October 11, 2016
  22. Math

    An advertisement is to contain 75 sq.cms of printed area. There is a 2cm margin at the bottom, 3cm margin in each side and no margin at the top. Find the dimensions of the smallest possible poster.

    asked by Sujit on February 18, 2011
  23. Chemistry

    2A-->B+C given that the initial concentration of A is .022M and that at 69 s, the concentration of B increases to .0095M, what is the rate constant? i know I need to find the new concentration of A at 69s, but I am having trouble with findthing this. I

    asked by Val on March 31, 2010
  24. Math

    A piece of a broken wheel is shown. It was taken to a machine shop to be replaced with a new “whole” wheel. Find the radius of the wheel AC=10cm, BD=3 cm and D is the midpoint of AC. Round to the nearest hundredth.

    asked by Jose on April 4, 2014
  25. Algebra

    Salary Increases: A man gets a job of $30000 a year. He promised $2300 raise each subsequent year. Find his total earnings for a 10-year period.

    asked by Gray on March 3, 2016
  26. PC

    A piece of a broken wheel is shown. It was taken to a machine shop to be replaced with a new “whole” wheel. Find the radius of the wheel AC=10cm, BD=3 cm and D is the midpoint of AC. Round to the nearest hundredth.

    asked by Jose on April 4, 2014
  27. Physics

    A pipe is open at both ends. The pipe has resonant frequencies of 655 Hz and 786 Hz (among others). Find the two lowest possible values for the length of the pipe. Use c = 343 m/s for the speed of sound. __ m __ m?

    asked by Jackson on November 18, 2016
  28. Physics

    The region of the solar system between Mars and Jupiter contains many asteroids that orbit the Sun. Consider an asteroid in a circular orbit of radius 3.01 x1011 m. Find the period of the orbit.

    asked by Please Help on September 20, 2011
  29. Maths

    John bought hundred eggs for Rs.40 out of these four eggs were found to be broken and he sold the remaining eggs at the rate of Rs.7.50 per dozen.find his gain or loss percent

    asked by Dipeeka on December 26, 2017
  30. Math

    Tickst number 1-15are placed in a hat ,2 Tickets Are drawn at random without replacement find the probability that both Numbers Are Greater then 9 B.) the First Number is Prime and the Second number is Composite?

    asked by Roman on May 17, 2016
  31. algebra

    A single card is drawn from a standard deck of cards. Find the probability if the given information is known about the chosen card. A face card is a jack, queen, or king.

    asked by bri on May 26, 2014
  32. math

    A trapezoid with area 417/16 has three of its sides on the x-axis, the line x=3, and the line x=6. The fourth side is contained in the line y=mx+5/2. The value of m can be written as a/b where a and b are coprime positive integers. Find a+b.

    asked by raja harishchandra on June 11, 2013
  33. trig

    Two circles of radii 5 and 3 cm, respectively, intersect at two points. At either point of intersection, the tangent lines to the circles form a 60◦ angle, as in Figure 2.2.4 above. Find the distance between the centers of the circles

    asked by Anonymous on November 30, 2014
  34. math

    A trapezoid with area 417/16 has three of its sides on the x-axis, the line x=3, and the line x=6. The fourth side is contained in the line y=mx+5/2. The value of m can be written as a/b where a and b are coprime positive integers. Find a+b.

    asked by raja harishchandra on June 11, 2013
  35. Math

    A man makes a simple discount note with a face value of $2,300, a term of 140 days, and a 9% discount rate. Find the discount. (use the banker’s rule.)

    asked by Taylor on October 13, 2013
  36. geomatry deductive reasoning

    a sequence begins -4,1,6,11 find the rule that generates the sequence. Then give the 5oth term is the sequence. What type of reasoning inductive or deductive, do you use when solving this problem?

    asked by manal on October 23, 2011
  37. math urgent

    Billy chooses three dfferent non-zero digits and makes six different 3-digit numbers with no digit repeated in any number. He notices that one of the 3-digit nubers N say is the aerage of the other five. Find all possible values of N.

    asked by mariana on August 5, 2018
  38. Pre-calc

    An investment firm has a job opening with a salary o $30,000 for the first year. Suppose that during the next 39 years, there is a 5% raise each year. Find the total compensation over the 40-year period.

    asked by Maya on April 9, 2012
  39. phy

    Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0 kg. Find their individual masses. I got my answers but its say incorrect. the values i got 3.43 for larger mass and 0.57 small

    asked by ami on September 17, 2010
  40. math

    two observers P and Q, 75 metres apart observes a kite (k) in the same vertical plane from the same side of the kite. The angle of elevation of the kote from P and Q are 35° and 95° respectively find the height of the kite to the nearest metre?

    asked by ayomide on November 3, 2018
  41. Trigonometry

    Consider angle C such that sin C= 7/25 Sketch a diagram to represent angle C in standard position if cos C is negative Find the co-ordinates of a point P on the terminal arm of angle C.

    asked by Saniya on February 23, 2017
  42. math,help

    can some one help me set this up into eqautions to be solved please. One number is 6 more than another. If the sum of the smaller number and 3 times the larger number is 34, find the two numbers. x=10 y=4 Those are the answers but how do you get to them. 3

    asked by jasmine20 on February 13, 2007
  43. maths

    2 . Put the following macroeconomic model into matrix format using Y, C and T as the variables and find the determinant of the matrix of coefficients. There is no need to solve the equations. Y = C + I C = a + b (Y – T) T = tY Kindly help me with

    asked by Asfand on November 30, 2016
  44. Physics

    The region of the solar system between Mars and Jupiter contains many asteroids that orbit the Sun. Consider an asteroid in a circular orbit of radius 4.3 1011 m. Find the period of the orbit.

    asked by Sierra on June 25, 2012
  45. precal

    how in the world do you solve this... 4cos^2x -3 =0 add three to both sides, divide both sides by four, then, take the square root of both sides. f(x)=x'3+7x'2-x-7 find Zeros,solutions, answers, roots,and x-intercept

    asked by jackie nicole on January 18, 2007
  46. BUSINESS

    To find out as much as you can about the market for your potential business, be sure to talk to A. potential employees. B. the local bookstore owner. C. potential customers. D. anyone who may compete with you locally. I have no idea what to chose. I know

    asked by Beatrice on February 10, 2014
  47. Physics

    What is the velocity of the simple harmonic motion problem? Position of the graph is y= .4*cos(2pi*1/3*x)+1.2 I need to find the velocity as well as the acceleration. I have worked through it and keep getting that the velocity is 0. I don't believe that is

    asked by Dib on March 1, 2016
  48. Math

    A person walks on the building.He slips 1m for every 5m he climbs. If the building is 53m high and he takes 5 seconds to climb 1m. Find the total time taken by him to get on the top of the building.

    asked by Prateekshya on April 8, 2017
  49. Physics

    A block rests on a frictionless surface. Find its instantaneous acceleration when the spring on the left is compressed 4.48 cm while the spring on the right is stretched 10.3 cm. Each spring has a force constant of 1.05 103 N/m.

    asked by Dunky on October 14, 2012
  50. physics

    A block of mass 0.433kg is hung from a vertical spring and allow it to reach equilibrium rest. As a result the spring is stretched by 0.603m. Find the spring constant.

    asked by briana wiliams on December 4, 2011
  51. maths

    plz i cerious need help i posted dis qustion bt due 2 my wrong typing it was nt anser plz here it is:x^4+3x-2/(x^2+1)=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+(Ex+F)/(x^2+1)^3+G/(x-4)+(Hx+1)/(x-4)^2.find ABCDEFGH? plz it a partial fraction thank yo u and Godbless u

    asked by anthony on July 29, 2015
  52. Math

    There are 61 known moons. Mercury and Venus do not have moons, but each of the 7 other planets has at least 1. How do I find the % of total moons for each planet? Earth - 1 Mars - 2 Jupiter- 16 Saturn - 18 Uranus - 15 Neptune - 8 Pluto - 1 Thanks for your

    asked by Spence on February 13, 2008
  53. geomatry

    a sequence begins -4,1,6,11 find the rule that generates the sequence. Then give the 5oth term is the sequence. What type of reasoning inductive or deductive, do you use when solving this problem?

    asked by manal on October 24, 2011
  54. Algebra 2

    The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+]. Use the formula pH = –log[H+] to find the pH level, to the nearest tenth, of a liquid with [H+] about 5.4 x 10–14. A. 14.7 B.

    asked by Tori on December 14, 2012
  55. Physics

    Find the potential difference across each resistor in the figure below. (R1 = 5.24 , R2 = 3.85 , R3 = 3.30 , R4 = 2.00 ) VR1 = V VR2 = V VR3 = V VR4 = V |----|------| | | | ___ ___ ___ 12V 3V 18V - - - | | | | | | | | | R1 R2 R4 | | | |_____|_R3__|

    asked by Anonymous on April 23, 2013
  56. Trigonometry

    a bicycle with 24inch diameter wheels is traveling at 15mi/hr. a) Find the angular speed of the wheels in rad/min. b)How many revolutions per minute do the wheels make?

    asked by Dan on April 7, 2015
  57. victoria Ci

    We find an electric field of magnitude E = 1.2 x 107 V/m across a particular nerve membrane. The potential difference between the interior and exterior surface of the membrane is 65 mV. The thickness of the membrane is closest to

    asked by Crystal on February 24, 2011
  58. physics

    A physical pendulum in the form of a thin rod of length 1.04 m is pivoted at point P, a distance x from the pendulum's center of mass. Find the value of x for which the period of the pendulum will be a minimum.

    asked by joy on April 25, 2018
  59. math

    The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C?

    asked by thazzy on April 8, 2019
  60. English

    What is the purpose of prewriting in the writing process? A) to help polish your writing B) to find details to complete paragraphs C) to organize your thoughts within a draft D) to help develop a topic for writing

    asked by Mike on April 3, 2014
  61. Physical Science

    The frequency of circular motion for a charged particle moving around in the presence of a uniform magnetic field does not depend on ... a)The radius of the circle b)The mass of the particle c)The charge of the particle d)The magnitude of the magnetic

    asked by Stephanie on March 13, 2010
  62. Math

    Is this correct? The inside of your refrigerator might be set to a temperature of about____. My answer is 2.9 degrees Celsius because the choices are: A) -2.9 degrees Celsius B) 29 degrees Celsius C) 2.9 degrees Celsius D) 43.5 degrees Celsius. Thanks.

    asked by B.B. on September 6, 2009
  63. Biology

    Some of it. Human digestion takes biochemical processes mainly enzyeme reactions) to break down food to extract energy and compounds. The enzyemes we produce are specific to particular bonds and molecules. Some of the food we injest cannot be broken down,

    asked by bobpursley on June 20, 2007
  64. Physics

    A spring of negligible mass stretches 3.00 cm from its relaxed length when a force of 7.10 N is applied. A 0.440-kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin

    asked by Anonymous on January 29, 2015
  65. History | Need help, i'm in a rush =(

    the underground railroad used escape routes that went throughout the south. based on that fact, which of the following conclusions could be made? a) the southern states were leaning toward emancipation of the slaves b) slaves were hopeful to acquire jobs

    asked by Mia Larson Highschool on November 11, 2016
  66. Business Psychology

    The CEO of a multinational manufacturing company, with its headquarters in the UK, is considering aligning its organisational culture across all of its sites of operation. Currently, other than the UK, these are located in the US, Japan, and Finland.

    asked by Amanda on November 29, 2016
  67. Business English

    Trevor Collins works in the collections department, and he is very successful at writing professional, effective letters to customers whose accounts are overdue. The human resources department asks to use copies of some of his letters in a training course

    asked by Carol on November 4, 2011
  68. World History

    Which of the following examples could be used in support of the claim that nationalism contributed to World War I. A. France considered Alsace and Lorraine to belong to France rather than Germany. B. When Austria declared war on Serbia, it was also

    asked by June on March 15, 2017
  69. STATISTICS

    True or False? A researcher is interested in studying whether there is a correlation of IQ with health. For this purpose he selected a sample of 261 people and asked them to complete two questionnaires: one for IQ and one for health. After evaluating the

    asked by Marian on September 6, 2013
  70. english

    1. The team __ is wearing the red jerseys is the one I came to see. Which of the following pronouns correctly completes the sentence above? A. who B. whom C. that D. which 2. The gist of the saying went something like this: If a person wants to get ahead

    asked by wedi on June 3, 2015
  71. english please help

    1. The team __ is wearing the red jerseys is the one I came to see. Which of the following pronouns correctly completes the sentence above? A. who B. whom C. that D. which 2. The gist of the saying went something like this: If a person wants to get ahead

    asked by wedi on June 7, 2015
  72. statistics

    The manager at the YMCA believes members are staying longer at the Y due to what they feel was a very successful marketing plan. Studies show the previous mean time per visit was 36 minutes, with a standard deviation = 11 minutes. A simple random sample of

    asked by Henry on April 18, 2012
  73. Survey of the Sciences

    Thank you Damon! now, here's the last part of that along with the first again.... Calculate the height from which a block of ice at zero degrees celcius nust be dropped for it to completely melt upon impact. Assume that there is no air resistance and that

    asked by Stephanie on February 2, 2011
  74. history

    Which statement about Attorney General Palmer is true? A) He criticized President Wilson's decision to release Eugene Debs B) As attorney general, he championed the rights of free speech C) Promoting Red Scare hysteria was part of his attempt to be

    asked by sharice on March 5, 2011
  75. English

    can you help me to answer these questions? What lifestyles (lifestyle is a manner of living that reflects the person's values and attitudes) can people lead? What are the main differences among lifestyles? What do you have in mind when you speak about

    asked by CaroLina on September 14, 2010
  76. Managerial Economics

    Which one is the best answer 1.Agreeing to be part of a price-fixing cartel is: a.unlikely to yield maximum prices or profits for very long time b.difficult to maintain, but almost guaranteed to ensure maximum profit c.illegal in most countries d.a and b

    asked by Linda on June 22, 2009
  77. Check 3 world history answers of mine?

    7. Which of the following was not a goal of Roosevelt's Square Deal? Creation of a social security system. Conservation and preservation of the environment in America.* 10. One reason powerful nations rushed to grab colonies in the 1800s was the desire for

    asked by Carrie on January 20, 2016
  78. English

    Suppose you're writing an essay about the process of changing a tire on your car. Which of the following is the best example of evidence to support your thesis? A. The first tires were bands of iron that were fitted by wheelwrights onto the rims of wooden

    asked by Cristine on March 22, 2015
  79. civics

    The First Amendment to the Constitution protects freedom of speech and of the press. Which of the following examples best demonstrates the constitutional rents? A. An advertisement contains incorrect information about a company's products. B. A man yells,

    asked by Maria on May 30, 2015
  80. civics

    The First Amendment to the Constitution protects freedom of speech and of the press. Which of the following examples best demonstrates the constitutional rights? A. An advertisement contains incorrect information about a company's products. B. A man yells,

    asked by StudenT on May 30, 2015
  81. english

    Redarding the difference between fiction and nonfiction, which statement is most accurate A.writers of non fiction have no need to express passionate opinion B.nonfiction writers are more often free to move about in time and space C.nonfiction writers are

    asked by Anonymous on July 25, 2012
  82. Physics

    A wheel starts from rest and rotates about its axis with constant angular acceleration. After 8.7s have elapsed, it has rotated through an angle of 20 radians. What is the angular acceleration of the wheel? What is the angular velocity when the time t =

    asked by Ann on November 21, 2014
  83. math

    I am having problems coming up with the answer to this problem. Could you kindly help me. It took Amanda 3 hours and 20 minutes to drive from her home to a friend’s house. She then drove to the beach which took her 4 hours and 25 minutes. It only took

    asked by davis on September 27, 2010
  84. Physics

    A wheel starts from rest and rotates about its axis with constant angular acceleration. After 8.7s have elapsed, it has rotated through an angle of 20 radians. What is the angular acceleration of the wheel? What is the angular velocity when the time t =

    asked by Ann on November 21, 2014
  85. Physics

    A worker drives a 0.509 kg spike into a rail tie with a 2.08 kg sledgehammer. The hammer hits the spike with a speed of 63.3 m/s. If one fifth of the hammer’s kinetic energy is converted to the internal energy of the hammer and spike, how much does the

    asked by Angel on February 1, 2012
  86. physics

    a 2 kilogram rifle initially at rest fires a 0.002 kilogram bullet. as the bullet leaves the rifle with a velocity of 500 meters per second, what is the momentum of the rifle bullet system? isn't the answer one because final momentum minus initial momentum

    asked by john on January 6, 2011
  87. psychology

    Sperm cells carrying the Y chromosome will A always result in the conception of a female baby B will result in the conception of twins more often than those carrying an X chromosome C typically result in children with brown eyes D usually carry less

    asked by ourania on December 16, 2008
  88. math .... mad HARD

    a football stadium seats 60,000 fans.about 1/4 of the fans pay $100.00 per ticket,1/2 of the fans pay $70.00 per ticket, and the remainder pay about $40.00 per ticket.about how much money will the team collect on a day when there is a full house at the

    asked by jafranny on February 20, 2010
  89. Biology

    (Is my answer right or wrong because i have no idea.) Why is the caspid protein important? The caspid includes protein that enable a virus to enter a host cell. The caspid protein of a typical virus bind to the surface of a cell and "tricks" the cell into

    asked by BOO! on October 2, 2011
  90. Pre-Calculus

    Trigonometric Functions, Radian Measure ∏

    asked by Shreya on November 6, 2012
  91. Reiny

    Solve: -x^4 + 200 = 102x^2 I know the last line was wrong I just took a guess on factoring it out. I just knew how to do the first 2 lines. The problem has no typos it is -x, its crazy but that's how it is in my book. how does that change the answer? "Your

    asked by Jon on March 3, 2008
  92. US History

    My dear Hoover, in these days of unrest and general dissatisfaction, it is absolutely impossible for a man in? your position to get a clear and impartial view of the general conditions of things in America today. But, of this fact I am very positive , that

    asked by Anonymous on November 26, 2010
  93. projectile motion

    You have a boat with a motor that propels it at vboat = 4.5 m/s relative to the water. You point it directly across the river and find that when you reach the other side, you have traveled a total distance of 27 m (indicated by the dotted line in the

    asked by leila on November 14, 2010
  94. pre-calculus

    given x = 1,110 degrees Find sinx, cosx, tanx, cotx, secx, cscx, without using a calculator. Each result should be a fraction. No decimals involved... I don't even know where to begin, i missed a class, so please explain the work fully, Thanks kenny

    asked by kenny on July 31, 2009
  95. Macbeth

    Is it true that Macbeth only wishes that his wife be cured so that she will cease to sleepwalk and talk in her sleep and that He fears that someone who hears her talking will figure out that he is guilty of the killing of Duncan. If it is can you please

    asked by Moi on April 20, 2009
  96. ss

    In which country would you MOST expect to find state-controlled industry, the greatest amount of restrictions on private business ownership, and the majority of the population working for the government? A) Brazil B) Canada C) Cuba D) Mexico idk this can

    asked by Katie on May 23, 2017
  97. trigonometry

    Write the function in terms of the cofnction with an acute angle. tan 18degrees A. sec18deg B. cot18deg C. cot72deg D. cot108deg find a solution for the equation. sin(2theta+20deg) = cos(3theta-5deg) thnkks:))

    asked by y912f on January 15, 2009
  98. Math

    T 1971 1982 1992. 2003 P. 4. 5. 6. 7 Find slope of each line segment connecting consecutive data points from the table M1= M2= M3= Does the polynomial 0.09t-175 give a good estimate for the world population in year t?

    asked by Danielle on December 4, 2017
  99. trigonometry

    a question just like this one was on one of my homeworks..i asked for help but i didn't understand the explanation..so i had to gues..nd now i have that kind of quesion again on my homework. pleease explain this thoroughly find the value of s in the

    asked by y912f on January 16, 2009
  100. physic

    The object weighing 20 N is hung on the bottom of the spiral spring , so that stretch as far as 9.8 cm after a state of balance , the weight pulled down as far as 5 cm , measured from idle after burdened . Find the equation of motion generated assuming no

    asked by drJon on March 30, 2016

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