Math(Please help)

188,810 results, page 48

  1. math

    What is the average monthly income for these weekly incomes: $299.34, $203.49, $305.39, and $225.30? This is all the question gives me. Please help.
  2. MATH

    Please help I am supposed to verify that cot^2x+tan^2x =sec^2xcsc^2x-2 I just can't seem to get the two equations to equal to each other.
  3. Math

    Hi could you please solve this as quick as possible, thanks. A tree 34 m high cast a shadow 12 m long. The angle of the inclination of the sun is closest to: A 70 B 21 C 69 D 19 E 79 Thanks
  4. math

    help please The measures of the sides of a right triangle form an arithmetic progression whose difference is 1. Find the measure of the hypotenuse
  5. Math 221

    Need help please explain how to get the answers for these two factoring problems and for the second problem with the "ac method". 2a^2+1+3a 15x^2+31x+2
  6. Math 221

    Need help please explain how to get the answers for these two factoring problems and for the second problem with the "ac method". 2a^2+1+3a 15x^2+31x+2
  7. Math

    a camera's focal length, F, is related to the distance from the subject, S, and the image distanc, I, by the equation 1/S+1/I=1/F Please show all your steps! thanks you
  8. Social Studies (SS)

    Sorry I accidentally put math but can you please Describe George Washington's expeditions into French territory.

    Use an example to describe the multiplicative relationship between two equivalent ratios. Can someone please help me?
  10. Math, Please Help!

    Find the number of ways to arrange the letters in the following words: A: Ohio B: Alabama C: Illinois D: Mississippi E: Tennessee
  11. math

    The line segment joining ( -3,-4) and (6,11) is to be divided in to three (3) equal parts. Find the coordinates of the point of the part closest to (-3,-4). Please help me..
  12. math

    How many products do I have to sell at $19.99 to make a billion dollars. please show me how you figured the problem out. Thank you and Happy Holiday
  13. Math

    What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.
  14. Math

    What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.
  15. Math

    What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.
  16. math

    how is GCF and LCM different? im in 4th grade and i tried to understand but my mum said shes not sure so please i need help
  17. Math-urgent-mid term exam review question

    Please help me simplify. I keep getting some weird answer. 3x^2(4x^3-2x^2+6x)-(x^5+5x^4-4x^3)+7x^5
  18. math

    whats 9 plus 10 many people are saying 21? i don't get it is there another way? please answer me im really confused of the question i have no work to be shown
  19. 5th grade Math

    4 x blank is greater than 12 but less than 16. Answers can be in mixed fractions and/or improper fraction. Can someone please explain how to do this?
  20. math: in and out table rules

    0 -> 24 1 -> 21 2 -> 18 Hint: arrange in order: 0 -> 24 1 -> 21 2 -> 18 What's special about the "in" numbers here? Please help me find the rule
  21. math please help

    In a triangle, we have <ABC = <ACB = <DEC=<CDE, BC = 8, and DB = 2. Find AB. How should i approach this? will sss similarity work?
  22. 6th Grade Math

    Hi, can someone please give me a few examples of how people use functions in the real world and explain them too? Thank You :)
  23. Math

    Find the surface area of the cone. Use 3.14 for pi. The radius is 8in and the height is 7in please help asap!! And thank you for your time. Ms.Sue?
  24. Math

    Find the surface area of the cone. Use 3.14 for pi. The diameter is 8in and the height is 7in please help asap!! And thank you for your time. Ms.Sue?
  25. math

    Can you find two positive numbers whose sum and product are both 5? Round off to nearest hundredth, please.
  26. Algebra/Math

    Write an inequality to represent the situation: The temperature stayed above -15*. I've already done this test, but I'm doing corrections. Please help? I'm thinking that the -15* is <=.
  27. math

    I know all my answers in my quiz but this one please help Order the rational numbers from least to greatest :0.42, -1/2, 11/20, -0.51 thanks again I'm not good with decimals :P
  28. math

    choose an appropriate mertic unit for the mass of a paper clip A.meter b.gram c.kiogram. or d.centimeter hel please!!!!!!
  29. math

    Write the slope-intercept (y = mx + b) form of the equation from the information given. The line goes through the points (-1, -7) and (-8, -2) Can someone please help me?
  30. Math

    Put these fractions in order from least to greatest.2/5 3/4 and 1/2. I am trying to help my daughter with her homework. Would you please explain to me how the easiest way to do this.
  31. 4th grade math

    please help!! I have no idea how to do these I am trying to help my son.. Find two mixed numbers so that the sum is 21 1/6 and the difference is 4 3/6?
  32. Math

    Explain the attern generated by each of your answers. Find 5 different numbers that could be used to fill in the blank. 7,14,21,28,___ Please help me out if you could :)
  33. Math

    Similar polygons are _____ the same size. always sometimes** never I'm having a brain fart. ahh! please help!
  34. math

    an astronomer estimated that a canyon on another planet was 2.5x10^3 kilometers long which is equivalent 25,000km 2,500km 0.025km 0.0025km please help
  35. Math

    I want to make quilt with an area of 42 sq.feet. what are its possible dimensions if they must be whole numbers? Please show his you got your answer
  36. Math

    How do I show that the sum of 3 consecutive odd integers is a multiple of 3? Can you please help me answer this question? My teacher didn't explain on how to solve it very well.
  37. math

    let f be the function f(x)=x(x+2) Find and simplify f(x)-f(-x)/2x I tried pluggin in whatever is for x in the first equation and get an answer for each value but it isn't working out can someone please help thank you
  38. Math

    Please check my answer~ Find the distance between points C (4,12) and D (-2,5) to th3 nearest tenth. d=sqrt(-2,4)^2+(5-12)^2 d=sqrt36+49 d=sqrt85 d=9.2
  39. Math (just need some help)

    Solve the system using an augmented matrix. -x-3y=-17 2x-6y=-26 Can someone please explain what I am supposed to do in this problem?

    If Indianapolis to Bloomington is 3cm on a map what is the actual length. These are the answers A.100 B.150 C.200 D.250 I think it is B
  41. 2nd grade math

    Please help. I'm confused here's an example: 38+45=? Show how to make one added the next tens number?
  42. Math

    A coin is tossed and a three-sector spinner is spun. What are the chances of getting 1 Heads and a 2? *Please answer with a simplified fraction*
  43. Math

    Which ordered pairs lie on the graph of the exponential function f(x)=128(0.5)^x ? Choose ALL correct answers. A. (0, 1) B. (1, 64) C. (3, 16) D. (8, 0.5) B and C? someone please help
  44. math

    find the length of the longest diagonal through a cuboid of sides 4cm by 13cm by 16cm. please show working
  45. Math grade 8

    prove that x^6-x^5-x^4-x^3-x^2-x+1>0 is true for any number Please someone explain to me this, I couldn't understand the teacher when they talked about something similar to this and I didn't get it...
  46. Math

    Convert $e^{-\pi i}$ to rectangular form. Not sure how to start this problem, should I use Euler's formula? Can anyone help provide the steps please? Thanks
  47. Math

    3+1/4*cos(theta)=13/4 Please help really confused. I was given the answer as 1 but how do I figure it out. I know you are suppose to subtract 3 from both sides but how do i do that with the 13/4?
  48. Math

    24. solve the system of equations algerbraically. show all of your steps. (2 points) y=x^(2)+2x y=3x+20 I'm just having trouble understanding. Please help
  49. Math

    Determine the zeros of each function by factoring: a. f(x)=-2x^2-5x+12 b. f(x)=2x^2-3x-2 c. f(x)=x^2-10x+24 I have been trying to figure these out for awhile and am stuck. Please and Thank you for help.
  50. Math Review HELP

    Perform the following addition subtraction problem.s Be careful about operations and parenthesis. (3.5*10^3)(4.2*10^5)+(4.3*10^-4)(2.1*10^-2) A little confused... Please Help,,, thanks
  51. Math PLz Help

    I need to find the coordinates of vwxy with a scale factor of two could you please help I have tried every way. V(6,2) W(-2,4) X(-3,-2) Y(3,-5)
  52. Math (please help asap)

    Can someone help me? I'm not sure how to order these numbers least to greatest: 0.29,2/7, 25%, 0.2 Do I change them all to percents and try comparing them?
  53. Math

    Paul Carr will go 49 km in 7 tanks but wants to know how fuel efficient the car is please help by completing the ratio round to two decimal places
  54. math need help

    which of the following is ratios are equivilent to 6:9? choose all that apply . A. 3:2 B. 18/27 C. 30:45 D. 24/32 please help i completely forgot how to do this over christmas break
  55. math

    mr. pursley, have you ever worked geo., trig. etcwith no calu.s with the heat on , when it had to be right?wheather you blew up your target or something else or the bld. collapsed or was built in the correct place? i'm not an answer grazer, but qam an answer seeker.I'm trying ...
  56. MATH

    Suppose 10,000 is invested at 6 much additional money must be invested at 8 percent to produce a yield on the entire amount invested of 7.2 percent. ( Please show each and every steps of this math with the rough works) THANK YOU SO MUCH.
  57. Math- PLEASE HELP!!

    At noon, Professor Simon has a petri dish with 10,000 cells of Bacteria A. In another petri dish, he has 33,000 cells of Bacteria B. Every hour, Bacteria A grows by 8%. Every hour Bacteria B cells die off, decreasing the number of cells by 6%. After how many hours will there ...
  58. Math Inequalities

    -9/8x greater than or equal to -1/16 can someone please check my answer? my answer is x greather than or equal to 1/18 is this correct? if not what is the correct answer and what is the correct way to solve this problem..maybe I missed a step or did not do math correctly....
  59. maths(urgent....please...)

    A ball is hit at an angle of 36 degrees to the horizontal from 14 feet above the ground. If it hits the ground 26 feet away (in horizontal distance), what was the initial velocity? Assume there is no air resistance. math - Henry, Friday, April 8, 2011 at 9:59pm X = hor. = 26Ft...
  60. computer programming

    Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2. Display a table ...
  61. math

    As a a test of a new measurement process, 10 measurements are made on pieces of glass known to have conductivity 1. The average of the 10 measurements is 1.07. Indicate whether 1 and 1.07 is a parameter or statistic and explain why. I know 1.07 is a statistic. Please explain ...
  62. Math

    Help help!! Trying to help son with math homework.. Please help Create a table for each set of values. Test each table for equivalent ratios to find which set of values describes the proportional relationship of the two quantities. 66 ounces of peanuts to 89.1 ounces of ...
  63. Math help please!!!

    1. Determine the equation of g (x) that results from translating the function f(x)=x^2+5 upward 8 units. A. g (x)= (x +13)^2 B. g (x)= ( x+8 )^2 +5 C. g (x)= x^2 -3 D. g (x)= x^2+13 I think (D.) is my answer please check over for me. 2. Determine the equation of g (x) that ...
  64. math- please help!

    Please help with these 5 problems! I have the solutions but I don't understand how to get them! 1. Perform the indicated operations and simplify: [(2/x)-1]/(x^2 -4) 2. Subtract and simplify: [12/(x^2 -4)] - [(3-x)/(x^2 + 2x)] 3. Perform the indicated operations and simplify...
  65. 6th grade

    please provide help w/singular plural and possessive nouns, ie, please explain "library's, libraries' and libraries.
  66. R.E

    Please help, sorry if i keep re-posting but i have loads of R.E questions for my homework. What do Hindu's do with those who have died please? Thanks
  67. science please help me

    I need help finding some descent pictures of radiation. I went on google but their is no good pictures. Please help me!
  68. Algebra

    Solve and graph. I send this problem last night could someone please help me I have trouble with it. x+12<-8 or x+12>2 The solution is { x | x< or X > } please help me with this problem.
  69. biology

    is a scientific hypothesis accepted if there is no way to demonstrate that the hypothesis is wrong? please explain. please help needed today. thank you.
  70. science

    please help me i am looking for word problems involving potential and kinetic energy i need for my homework in science PLEASE HELP!
  71. algebra

    1/x^2+5/x=4 Can someone please help me with this problem by showing the steps that I would have to do to get the answer? I have no idea how to do this. Please help somebody.
  72. Algebra 1

    Can someone help me solve this problems please? Thank you very much 7x+9>1x+3= Can someone help me undertand the steps to solving this problem, please.
  73. chemistry

    what is the molality of a 10.5% by mass glucose solution?. density of the solution is 1.03g/ml can someone please explain how to do this question. please and thank you
  74. To all chemistry students

    Please understand that one of our chemistry tutors is on vacation this week. Please be patient.
  75. science-biology..cells

    please give me those parts of animal cell and plant cell.. please separate it..
  76. Algebra 1 (HELP PLEASE!!)

    Can you please tell me the roster form and set-builder notation for: N is the set of real numbers that are factors of 12
  77. Social Studies 9

    PLEASE i really NEED HELP; and i need this by TOMORROW. -no links please . How and why was Hudson bay company established ?
  78. To Jiskha Teachers ~

    Please reply my science post I really want to know if Im correct because I just post and you ignore it. PLEASE check it. Thank You! :)
  79. Chemistry(Please, please help)

    If the time elapsed is 4.26 min, what is the value of the rate constant, k? ln[R]t / [R]o = -0.0237 I am not sure how to slove this. Is Rt 4.26 min
  80. Physics please help.

    At 265 K, the pressure of 0.0454 mol of an ideal gas is 1.42×105 Pa. What volume does the gas occupy? Please help!
  81. science

    ______________ can prevent some bacterial cells? 7th grade science please help meeeee ms sue help me please thanks
  82. ALGEBRA 2 help please would appreciate

    x x _____ - _____ = x^2+9 ________ x+3 x-3 X^2-9 solve for x. and check answer thank you show work please
  83. Algebra 2

    Please help me solve and find the excluded values for this problem. Also please show me the work for this problem I want to learn! h(x)=x^2-9/x^2-4x+3
  84. Algebra 2

    Please help me solve and find the excluded values for this problem. Also please show me the work for this problem I want to learn!F(h) = x^2-9/x^2-4x+3
  85. To Ms.Sue Regarding S.F.P.

    Dear MS.Sue, could you please tell me what are the controlled and manipulative variables of a Non- Newtonian fluid???? Please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!:):):):):):):):):):):):):):):):):):):):):)
  86. Calculus

    Can you please explain to me what are the qualifications for a function to be continuous? Please explain your response in easy to understand wording. thank you in advanced!
  87. Calculus please help!

    The limit limh->0 ((sqrt1+h)-1)/h represents the derivative of some function f(x) at some number a. Find f and a. Please help!
  88. Algebra: simplifying polynomials

    Please simplify the following. Please show solution if possible:) Question 1: (x^3 + x^2 - y^3 - y^2) / (x^2 - 2xy + y^2) Question 2: (u^6 + v^6 + 2u^3 • v^3) / [u^3 - v^3 + (u^2 • v) - (u • v^2)]
  89. Social Studies help please!!

    Explain why Polk was able to win the presidency. What did he campaign in support of? Can someone explain to me please?
  90. Math Please Help

    In a recent survey of middle school students about pizza toppings, it was found that 25 students like pepperoni pizza, 31 like banana peppers pizza, and 5 likes both pepperoni and banana peppers on their pizza. if 66 students were surveyed, how many students do not like banana...
  91. pf

    i need help with pf. Please specify what your exact question is and please label your question as to the subject, example, English, algebra, chemistry, etc. We will be happy to help you.
  92. Help!

    I don't know What United States did for genocide of darfur. Please tell me about it too. I know some site, so please give me some comment of that answer.
  93. algebra

    please see below on this page 4 my question. I got an answer, but it wasn't helpful please don't 4get about my question i didn't get any help on it yet thank u
  94. spanish!!...urgent!...please help

    how did the geography influence the migration and exploration of colombia? venezuela? i need websitres for this urgent...please help asap... :(
  95. music

    Can you please post all the music theory intervals? It is for Rudiments 1 and 2 please. Like perfect 5th and augmented 6th. Thanks
  96. Earth Science

    Why is the Colorado river in central nevada not part of a larger river system? Please help!! i am stuck in this quetion. Please help!!!!!!
  97. 6th grade

    Im having trouble with my Reading.If any of you have any help.with me please do bc i hate Reading and it is very hard for me.I'm in all honors.PLEASE HELP!!!
  98. Physics

    PLEASE HELP!! The x and y cooridinates of an object are given by x(t) = (10 m/s)t + (5 m/s2)t2 + (3 m/s3)t3 y(t) = (20 m/s)t - (10 m/s2)t2 + (2 m/s3)t3 where x and y are in meters and t is in seconds. What is the object's acceleration at t = 1 s? Please explain in detail how ...
  99. Spanish, posted Sept. 14

    Please go back to your original post for additional information. Please also post a name! Sra
  100. PHYSICS

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