algebra II-URGENT

44,834 results, page 10
  1. urgent maths pls

    A goat is tied at point A with a rope of length(L). How long can L be so that the goat can feed on exactly half of the field if the field is a circle.

    How to draw line graph for showing changes in test tubes while showing that exhaled air contains more carbon dioxide than inhaled air
  3. Chem Help Please Urgent!!!!!!

    What is the boiling point of a solution of 0.515 grams of acenaphthene (C12H10) in 15 grams chloroform (CHCl3) given pure chloroform has a b.p. of 61.7 C and a Kbp of +3.63 C. Thanks!
  4. Math Urgent

    To form a certain sequence, the rules are: 1)If a number is even, divide by 2 to get the next number 2)If a number is odd, multiply by 3, then add 1 to the the next number. Starting with 12,the 1000th term would be... a.1 b.2 c.3 d.4 THANKS

    When a ball is thrown upward, its height, h, in metres, is given by h=1.5 +19.6t -4.9t², where t is the number of seconds after it is thrown. For what length of time is the ball above the ground?
  6. Calculus - urgent

    A lamina. defined by y>=0 with edges y=0, y=3/2(1-x^2) and x=-y+2y^2, for which the density is given by p(x,y)=y. a) define domain as union of type 1 and type 2 region. b) Calculate mass of lamina.

    24cm^3 of a mixture of methane and ethane were exploded with 90cm^3 of oxygen. After cooling to RTP the volume of gases was noted and it decreased by 32cm^3 when treated with KOH. Calculate the composition of the mixture.
  8. physics urgent

    A 1.5 m tall man stands 2 m in front of a flat wall mirror. Please find: image distance and height of image I have the formulas but i don't know how to solve this without the focal point or a radius...pls help!!!!!!!
  9. Socials (URGENT)

    Why did the canadian government feel the need to control the economy, transportation and trade after war was declared in 1914? Was this a genuine need? Explain. Hi, I need some help on the second half of the question. Was it a genuine need? I can't find
  10. English

    I forgot the last two sentences. They are urgent!! 1)Can you write your name and e-mail on this sheet of paper so that we can get in touch with you (each other?) when you are back in America? 2) I would be pleased if our students could start sending
  11. Violence Action Plan (URGENT)

    What are five or more different things students in school could do to prevent racism? 1. Multicultural Day could be one strategy. Students would be asked to bring in food samples from their culture. 2. 3. 4. 5. Can someone help? I only have one. Any help,
  12. Math

    What is the constant of variation? An x-y table shows the following coordinate pairs: four comma fifteen, five comma twelve, and six comma ten. Answer 1 3 thirty sixty I have been stuck on it all day. I am in urgent need of help
  13. Physics urgent

    A rubber puck, initially travelling at 39 km/h, is sliding along an icy surface. How long (in seconds) would it take the puck to come to a complete stop if the coefficient of kinetic friction between the puck and the ice is 0.2?
  14. Honors Biology - URGENT!!!

    Remember that the greater the concentration of hydrogen ions, the lower the pH of a solution. How do you suppose the pH of the solution in the thylakoid space compares with the pH of the solution in the stroma? What is responsible for the difference?
  15. Honors Biology - URGENT!!!

    In an experiment, plants were grown under colored filters that allowed equal amounts of light of different colors to strike different plants. Under which filter do you think plants grew the slowest? Why?
  16. Science

    What would the application be to my experiment which was "We dig through soil and check for inorganic and organic matter in the soil and look for natural things in the soil(ex; beans,feather,rocks,sticks,and grass)" Please I need your help URGENT! ! !
  17. Physics Urgent!!!!!

    Sorry to repost this, again, but I still don't understand. Newton’s Law of Gravity specifies the magnitude of the interaction force between two point masses, m1 and m2, separated by the distance r as F(r) = Gm1m2/r^2. The gravitational constant G can be
  18. French Cuisine (URGENT)

    I need to find 5 foods (dishes/meals) from before the french revolution. I've searched and can't find anything. Can someone help me please? Thank you very much
  19. chemistry. urgent!

    where woudl i put the propyl in 2-propyl benzoate? i thought the propyl had to be attactched to the O and wouldnt that just be 1-propyl not 2?

    In each fruit hamper there were 7 oranges and 5 apples. 9 hampers were sold. How many pieces of fruit were sold together?
  21. Urgent ..!Math

    If a car covers 82.5km in 5.5 liters of petrol, how much distance will it cover in 13.2 liters of petrol?
  22. VERY URGENT MATH(Formalizing Relations & Functions

    What is the domain of the function below? {(0,2), (3,1), (5,2), (8,4)}? (1point) Is the following relation a function? {(0.3, 0.6), (0.4, 0.8), (0.3,0.7), (0.5,0.5)} (1point)
  23. Math! URGENT

    Describe the number of solutions for the equation. -2(x-1)=2x-2 A. Infinite solutions B. One solution C. No solution Is the answer B?
  24. Math

    Does Anyone have the answers to math unit 3 lesson 12 : Exponents factors and fractions unit test its urgent please
  25. Urgent Math

    The price of oil decreased from $54 per barrel to $50 per barrel. What is the percent decrease in oil prices?
  26. Sign language

    if you write with your left hand you are said to be left handed in asl which would be your non dominant hand? Urgent!!!
  27. Math. Urgent please help

    ABC is an isosceles triangle. If AB =AC =16, BC=8. D is the midpoint of side AC , and G is the centroid of triangle ABC , find BD .
  28. Urgent Calc Help!!! Thanks!

    Find the absolute maximum and absolute minimum values of f on the given interval. f(x) = xe^((−x^2)/98), [−6, 14]
  29. Math! URGENT

    Describe the number of solutions for the equation. 5(x-9)=5x A. No solution B. One solution C. Infinite solutions Is the answer B? Thank You for any help.
  30. chemistry

    URGENT!!! what is the chemical reaction of hyrodgen peroxide + NH3 ... The chemical formula and written formula!!
  31. Urgent help calculus

    If the area in square units of the region under the curve of the function f(x)=5, on the interval from x=a to x=8 is 20 square units what is the value of a? 4 5 6 7 8
  32. math question 4- very urgent !

    Find the average value of f(x) = x^3 + 3 for 0 ≤ x ≤ 2 and find all values of x* described in the Mean Value Theorem for Integrals.
  33. Social Studies-URGENT

    I'm doing a project for social studies, and I want to know if the African Queen Lily grows in Sudan. Please help!
  34. math help please urgent

    the difference of two numbers is 27. the first number is equal to one more than twice the value of the second number. find both numbers. please show work.

    Triangle ACE is a circumscribed triangle. Points B, D and F are the points of tangency. If AC= 16 and AE is 9 cm and CE = 15 cm . Find AD, FE and CD HELP PLEASE VERY URGENT
  36. MATH URGENT!!!!!!!!!

    SIMPLIFY: s^2+4s-4 SIMPLIFY: x^2-4x-3
  37. Math Urgent

    (square rt. 5) +(square rt. 20)=
  38. Urgent math

    5x + 2.8(480-x) = 2.68(480
  39. Urgent please help! matrices

    solve using matrices x+3y-3z=12 3x-y+4z=0 -x+2y-z=1
  40. MATH

    this basic recipe for split pea soup serves 8 people. Find the amount of each ingredient that serves 32 people. I CANT FIGURE IT OUT URGENT QUESTION
  41. maths-urgent

    a man has 3 unique coins such that the probability of obtaining a head when the coin is flipped is 1 10 , 2 10 and 3 10 , respectively. If he flips each of the 3 coins once, the probability that at least 1 heads appears is p . What is the value of 1000 p ?
  42. Science (urgent)

    Suppose 13.7kJ of heat are removed from 33.5g liquid sample of ethanol at 26.8^oC. When all this heatis removed from the substance, at what temperature and in what states will you find the substance?
  43. Calculus Urgent

    graph y=cos(pi*x/2) and y=1-x^2 and use integration to find the area in between the curve. Okay, so when I graph these two I see that they like overlap during the [-1,1] x interval. But maybe there is still a small gap in between? But I'm not sure if the
  44. Math URGENT!!!

    Jason bought 10 of the 30 raffle tickets for a drawing. What is the probability that Jason will win all 3 of the prizes if once a raffle ticket wins a prize it is thrown away?

    Does anyone have a "Chemistry in Context 6th edition" by mcgraw and hill book? I don't have one and my homework is in there. Page 30, questions 5,6 & 7. If you could, type out the questions for me that would be a HUGE help.
  46. Math (URGENT)

    write a formula that gives you the number of regions formed when x points are placed on a circle and all possible chords are drawn. ex. 2pts has 2 regions, 3pts has 4 regions, 5pts has 17 regions
  47. chemistry urgent

    what volume in liters of gaseous hydrogen chloride can be prepared from 40.0 liters of hydrogen with an exces of chlorine? all volumes are measured at STP: H + Cl -> HCl
  48. Math (urgent) hw due tommorow!

    The speed of a stream is 3 km/h. A boat travels 25 km upstream in the same time it takes to travel 35 km downstream. What is the speed of the boat in still water?
  49. urgent math

    find the equilibrium point for the demand and supply functions D(p)=79-8p and S(p)=37+6p, where p is the price, in dollars, D(p) is the number of units demanded, and S(p) is the number of units supplied.
  50. URGENT - Vectors

    Two vectors, A and B, are added by means of vector addition to give a resultant vector R. The magnitudes of A and B are 9 m and 8 m, respectively, and they can have any orientation. What are the maximum and minimum possible values for the magnitude of R?
  51. Chemistry

    2 NO + O2 --> 2 NO2 The reaction rate is increased five­fold when the temperature is  increased from 1400 K to 1500 K. What is the activation energy for the reaction?  I have no idea how to do this and would greatly appreciate some
  52. Math please help urgent!!

    2. If m<1=43, what is m <4? 53 43****** 37 27 3. If m <1=43, what is m <5? 50**** 40 35 25 <=the angle sign Unfortunately i can not link the graph. But it is horizontal and a vertical crossing line then a diagonal line drawn through each
  53. urgent help!

    ASAP help please. Choose one destination that is represented by a flag. Write a paragraph about the effects of climate change in that destination. I do not know what to choose for this just give me ideas plz.
  54. Math (URGENT)

    solve for x, 0 ¡Ü x < 360 tan2x+1=0 My answers: 22.5, 157.5, 202.5, 337.5 Textbook: 67.5, 157.5, 247.5, 337.5 I don't understand. Am I wrong? Thanks for your help.

    Two forces are exerted on an object. A 32 N force acts at 220° and a 53 N force acts at 315°. What are the magnitude and direction of the equilibrant? ___N ___°
  56. Physics URGENT!!!

    A hockey puck is hit on a frozen lake and starts moving with a speed of 9.7 m/s. 4.1 seconds later, its speed is 7.2 m/s. (c) How far does the puck travel during the time interval?
  57. math(urgent)

    What is the value of the variable cost ? If the break even point is $ 130, the fixed cost is $ 330, selling price per unit is $ 25,and unit of sell is $50. (3 marks)
  58. Algebra 1A

    How is algebra a useful tool? what concepts investigated in algebra can be apply to personal and professional life? I need help answering this question. Please help?
  59. Algebra I

    So- im trying to help my little brother out with his Algebra- but its been awhile since i have had algebra class- we need help with the following question: Solve the following equation for x: 2(x+4)=4x+12 2x+8=4x+12 2x=-4 x=-2 I think, lol I'll buy that.
  60. SHAY

    THE MATH QUESTION IS IT ALGEBRA , PRE ALGEBRA' OR GEOMETRY? Quadriatic functions. so algebra i think.
  61. Chemistry URGENT/DR BOB

    Hello DR. BOB, the correct value in the problem posted at 1:17pm regarding Student A and Student B accuracy and random error is the: MEAN of 2.63 g/mL. Could you take a look back at that post and let me know if i answered 2 and 3 correctly.

    a. Solve a – 9 = 20 b. Solve b – 9 > 20 c. How is solving the equation in (a) similar to solving the inequality in (b)? d. How are the solutions different? I don't know how to do this i forgot ... could u help (Steve, or Mrs.Sue, or Writeteacher plz
  63. math (urgent )

    13.875-0.1875(56.375)/8-2 (1/8+27.125/300.875 the answer is 1.1908 but when i calculate use calculator i cant get the answer.we need solve value in the bracket first then multipe by first value or how ? pls
  64. Chemistry

    In an IR spectrum at wavelength = 1454cm-1 its where a CH2 group is present but then when it come to writing it down do I write v(CH) bend or v(CH2) bend please if your unsure dont answer me its urgent thankyou
  65. History, Urgent

    Settlements in America were not sponsored by: London Company Raleigh De Soto Dutch West India Company Its for a friend, 8th grade history
  66. Grade 8 math urgent

    The question is : Jason took 3/8 of his savings on a shopping trip. He used 1/4 of the money to buy a new coat. What fraction of his savings did he spend on the coat? My answer is 3/28. Am I correct?
  67. physics

    a rod is having a positive charge and a point charge is placed at a distance 'd' from it making angle 45 degree with one end and 37 degree with the other.calculate field. plz answer its urgent.
  68. English

    Write the derivative. Urgent care doctors use a variety of methods to determine a patient's ______. (sentient) Choices: sentient or sentience Answer: sentience
  69. URGENT- need help about stage diagrams

    When I do my diagram of the stage, should I do it based on the audience's right and left or the actors' right and left?
  70. Grade 8 FRENCH plz ppl its urgent

    How do you say I am half scottish and half irish in french?thanks :)
  71. math-urgent

    Sample space ={1,2,3,4,5} p(1)=0.1, p(2)=0.2 and p(3)=p(4)=0.05. Assume that A={1,3,5} and B={2,3,4}. Find p(5). Find p(A^c). I need help with this question. It is a probability question. please help.
  72. Biology Research Paper--Urgent

    How do I make parenthetical references of a website throughout my research paper? Thanks -MC
  73. calculus!URGENT

    Show that the tangent line to the curve y=x^3 at the point x=a also hits the curve at the point x=-2a. Any help?! PLEASE!
  74. TO M--urgent

    I named that compound as cis and it should be trans. The I atoms are on opposite sides and that's trans, not cis.
  75. Urgent math

    A quadratic function is given. f(x) = x2 − 8x + 8 (a) Express the quadratic function in standard form.
  76. Urgent Math

    Let f"(x)=4x^3-2x and let f(x) have critical values -1, 0, and 1. Determine which critical values give a relative maximum. A)-1 B)0 C)1 D)-1 and 1 E) none of these
  77. chemistry urgent

    if 500 ml of HCl solution is needed to react with 2.43 g of Mg, what is the molarity of the HCl solution?
  78. Interview/Questions (URGENT)

    Okay, I have to interview my partner for this assignment. What would be 10 good questions that I could ask him? What would you want to know about a person? Thank you very much for your assistance.
  79. Enlightenment- Mary Wollstonecraft

    Can anyone give me a website detailing the education of Mary Wollstonecraft? It's urgent.
  80. Chemistry

    Urgent! Considering the following equation. Na2Co3(s)+H3Po4(s)=>Na3Po4(s)+H2O(l)+CO2(g). a) what's the energy amount envolved in the reaction? b)what is the volum of the released gas? c)what the volum of the consumed phosphate acid, considering
  81. Urgent- Science

    Dalton theorized that matter is made of tiny, indivisible particles called atoms. In what way did the theories of each of these scientists support or differ from Dalton’s theory? K/U (a) J. J. Thomson (b) Ernest Rutherford (c) James Chadwick
  82. Math (URGENT)

    Use calculator - answer correct to 3 places. a. 3sqrt17 + 2sqrt15 / 5sqrt7 = 10.644 b. 2sqrt11 - 3sqrt2 + 15sqrt10 + 5sqrt5 = 61.005 c. 4.3sqrt6.9 / 1.7sqrt57 = 50.163 Can someone check my answers? I keep getting the feeling these are not the right
  83. math (urgent!)

    I was given a graph and told to find an equation for the temperature T in terms of the time t in the form T(t) = a sin(kt-c)+d where a, k, c and d are constants. The max was 32.9 and the min 21.1 I determined that amplitude = 5.9 vertical = 27 period =
  84. Science quick question urgent check my answer

    bacterial structures which could survive unfavorable conditions are called? Spores Flagella Cysts Granuless My answer: spores?
  85. Finance: Urgent Please help

    Describe the goals of financial management. The description should include how earnings are valued, how shareholder wealth can be maximized, and how management decisions affect stockholder wealth.
  86. Math Urgent

    A rectangle of length 4cm and width 3cm has one vertex at the origin of a system of axes and another vertex on a quarter of a circle whose center is also at the origin. Solve for the area
  87. Chemistry (URGENT)

    T=thickness, V=volume, A=area, m=mass D=density V=m/D Suppose T=V/A is a method used to find the thickness. How may this method be used in finding the size of molecules.? I really need help. Been thinking about it for awhile. Thanks in advance.
  88. chem urgent!!

    What is the pH of the solution created by combining 12.00 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00 mL of the 0.10 M HC2H3O2(aq)? i need to find the ph with HCL and then with hc2h3o2. i got 1.30 as my anser but this was wrong
  89. Science

    PLEASE HELP ITS URGENT contact lenses improve your lives. contact lenses are example of an______? A.skeptical B.experiment C.invention D.evidence E.inference F.prototype G.biased I.hypothesis
  90. british Lit-URGENT

    The speaker in Ted Hughes's poem "Hawk Roosting" is the hawk. What figure of speech is this? A)simile B)metaphor C)personification D)hyperbole. I feel is is personification but am not sure.
  91. Reaearch - URGENT PLZ HELP

    Hi An pdf file called RUssian COllectivisation was written by a George Beers. I cant find any info on the date of publication or on the author, George Beers HELP!
  92. History (urgent!!)

    Hi! I was wondering if anyone could give me specific links to information about Medieval princess/nobility dress...I need to draw a picture and write specific facts about certain parts of the dress. Thanks (:

    An electron transition in a single H-atom from n=3 to n=2 results in the release of a single photon. What is the wavelength of this photon in nanometers? NEED ANSWER CUZ MINE ISNT WORKING
  94. Math(Urgent)

    Compute the maximum product for two positive numbers x and y with the property that the sum of the first plus five times the second is 5000. 1) Indicate the objective equation 2) Indicate the constraint equation I put x+5y=5000. Is this correct.
  95. Urgent chemistry

    Given the following reaction: 3 H2(g) + N2(g) <- -> 2NH3(g) + heat If the following changes were to occur what direction shift will it have (left or right) And what will be the reason of the shift Changes/Stress on system: Decreasing the pressure
  96. Chemistry- urgent!

    Perform the following operations and express the results in the correct number of significant digits or decimal places. Express all results in scientific notation. Please help me I'm so confused on how to do this!! 15. (1.71 x 10^6)(6.73 x 10^-8)/2.25 x 10
  97. Chemistry urgent

    C6H14 + Cl2 in UV light Below are 5 products, say which one cannot be a product, prove this by showing how each of the other products were formed from the equation above. 1-chlorohexane 2-chlorohexane 2,2-dichlorohexane dodecane hex-1-ene
  98. Algebra 1- Urgent

    The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price of two products, A and B, over time. The price f(x), in dollars, of product A after x years is represented by the function
  99. speech

    You are concerned about the high rate of school droupouts in your community and have recentky addressed the youth at a local secondary school who were thinking of dropping out of school and look for job.please help me its urgent the task is needed tomorrow
  100. physics..... please....urgent....

    A 1.0 kg mass is attached to the end of a vertical ideal spring with a force constant of 400 N/m. The mass is set in simple harmonic motion with an amplitude of 10 cm. What is the speed of the 1.0 kg mass at the equilibrium position?