Math/Physics

214,413 results, page 73

  1. Physics

    0.75 mol of argon gas is admitted to an evacuated 40 cm^{3} container at 40 C. The gas then undergoes an isochoric heating to a temperature of 500 C. Before I forgot to write the question...so the question is What is the final pressure of the gas? * physics - drwls, Friday, ...
  2. Math/Physics

    The velocity v of a particle moving in the xy plane is given by v = (6.0t - 4.0t2) i + 4.0 j, with v in meters per second and t (> 0) is in seconds. What is the acceleration when t = 3.0 seconds? When is the acceleration zero? When is the velocity zero? When does the speed ...
  3. Math and Music

    I have to do a presentation on how math and music relate. I have found some things and facts but everything is so complicated. If someone could help explain to me how I can narrow my topic down and make a presentation that is simple but effective. It can be anything within the...
  4. math

    Ralph, Mario, Jack, Laura, and Maria are in the math club. The club advisor will assign students to 3-person teams at the next math team competition. How many different 3-person teams can be formed from these five students? would this be 10, because of 5 * 4 * 3 / 3 * 2 * 1?
  5. math

    Ralph, Mario, Jack, Laura, and Maria are in the math club. The club advisor will assign students to 3-person teams at the next math team competition. How many different 3-person teams can be formed from these five students? would this be 10, because of 5 * 4 * 3 / 3 * 2 * 1?
  6. Physics- Mastering Physics

    Predict how the range of the projectile will change when you change the angle from 45∘, keeping the speed constant. A The range increases with increase in angle and decreases with decrease in angle. B It increases with either an increase or decrease in angle. C It ...
  7. Math Algebra

    Here the missing Infos ;-)). The Physics of Baseball by Robert Adair - after t seconds, starting 1 sec after 35 angle, rotating with an initial backspin of 2000 revolutions per minute, and hit about 110mph is given by H(t)= -80t^2+340t-260 (in feet) a)how many seconds willpass...
  8. Physics(Please respond)

    A system does 210 J of work on its environment and gains 80.6 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment. Physics(Please respond) - Elena, Thursday, June 21, 2012 at 2:33am ÄU = Q - W Where ÄU is the change in ...
  9. physics

    How would I find the acceleration of a car if it traveled 1.5 meters in one second? If it is accelerating at a constant rate with zero initial velocity, then use the formula X = (1/2) a t^2 and solve for the acceleration, a. X = 1.5 m, and t = 1 s. It could be not accelerating...
  10. Physics for Technology

    I have been out of school 27 years; no Algebra or Trigonometry training: only remedial math. This class is part of a Diploma program, no placement test required - I am out of my depth. I had a tutor for an hour last Tues., with another appt. this Tues. Yet, like I told my ...
  11. Physics

    The professor gave us no background material or explanations for any of these questions. 1. Imagine that molecules of H20 are stacked up in a cubic array, like a large number of cubical boxes. Each water molecule is taken to be at the center of each cube in this array. Let the...
  12. physics

    Can someone please help me? I am having a really hard time with physics. This is not a test question. It is a practice problem from a review website I am supposed to use, but I am having a really hard time. Can someone at least help me to begin setting up the problem? I would ...
  13. math

    Jeremy surveyed students at his school for his math project. When he analyzed the results, 38 students, or 18% of those surveyed, selected hamburgers as their favorite food. How many poeple did Jeremy survey for his math project? (Round your answer to the nearest whole number...
  14. improve sentence

    It was Wednesday morning, November 15, 2006 and I woke up early than usual not being able to sleep because I had a AP Physics test that day. is there another way to put this in a sentence with all the information i want. it seems too long and too clumped together. You have ...
  15. Physics-Please help!!!

    had this question last night for Dr. Bob-A fox sees a piece of carrion thrown from a nest 14 m high and goes to get it. Carrion is thrown 1.5 horizontal velocity. Fox is 7. m from base of tree. What is mgnitude of fox's average velocity if it grabscarrion just as it touches ...
  16. math

    How do you solve a division problem using subtraction? (3rd grade math)
  17. math

    any good websites that explains everything about radians for gr12 math?
  18. math

    whats the math term for this following definition.......(a symbol for an unknown number?)
  19. math

    unscamble the word: ripem , phase , and clamidd into math words
  20. MATH ELE.

    What is the difference between combination snd permutations in Elementary math??
  21. math

    use propertise and mental math to find the value. 19+(28+21) 3 times 270 (86+27)+3
  22. math

    I have a math problem, and it says to explain what units my answer has. What does that mean?
  23. math

    how much will the value change? its 4th grade math please help?? 7,564 = 2
  24. Math

    I have math fractions to add. I never went over these ,so please help. 7/8 + 3/4 + 15/24= 5/9 + 6/7= 4/5 + 11/15 + 17/30 = 1 7/8 + 2 11/16 =
  25. math

    Please can someone help me with my math homework I just really don't ge it. I'm in a panic. Thank you Sarah
  26. Math

    Please help in unscrambling the following math vocabulary: TSREECVI DYNRCEIL YESHENOTUP Thanks!
  27. 9th grade Math

    I need help in creating 3 Math problems that has to do with Baseball. Does anyone know how to or websites to help me...
  28. math

    amy sloved 3/5 of her math problems and had 24 left to do. how many problmes did she solve ?
  29. Math - Trigonometry

    Math - Find the amplitude, period, phase shift - y=cosPi/2 (x+1/3)
  30. math

    is this site free and you help my child with her math? she having a hard time with this subject
  31. math

    I am doing pre algabra math and I am in 7th grade I need help to simplify the expression
  32. math

    I need help on this math problem Solve the systems of equations by elimination. -2x+y=7 6x+12y=24
  33. Math

    If class starts at 11:50 and lasts 1 hour 40 min how do you write a math equation?
  34. math

    i really need help in math. im just in 6 grader and i don't understand this' 24x - 10 = 18x - 4
  35. math

    five times the sum of a number and four into math expression
  36. MATH

    If y= ab, then b= a+b A line goes under ab. Please help, I have not taken math in many years.
  37. math

    Your math class has 27 students. There are 12 seniors and the rest are juniors. What is the senior-to-ratio?
  38. Math

    Math riddle worksheet "did you hear about" 20 boxes Answer ASAP
  39. math

    vina has the following grades in math 88,85,89,95 and 91.What must be her sixth grade if she wants to get an average of 90?
  40. Math

    In my math book I got a question saying 1\5 times 8/9. My answer is 1\5 am I correct.THANKS
  41. Math

    The math problem is set up as a fraction in parenthesis 6 over 4. Evaluate the expression (6/4)
  42. Math

    Simplify. (82 - 60) + [(-3 x 4) - 36÷4] 25 19 10 1 <- I think this one is right I really hate math!!! lol...
  43. math

    Jessica says she can add 1/3"2/6"3/9"4/12"and 5/15 together using mental math.Explain how she can do this.
  44. math

    I don't understand how to multiply rational expressions. My math book isn't helping at all.
  45. math

    How would I show my work to the math problem? 6 friends share 4 pear?
  46. Math

    How many questions are on the 9th grade math scantron performance series test?
  47. Math

    What is the best way to use mental math to multiply (5x18)x20?
  48. math,geography,agriculture,life sciences

    What careers can I enroll without math??
  49. math

    i need to keep my a+ in math, and finish my homework TONIGHT. What is 5/8, 5/9, and 5/10 in least to greatest.
  50. math

    Ms. Sue I have a question. For this math problem: Name a fraction between 1/4 and 5/16 how do I do that
  51. math

    I need help with math 12 5/8+6 3/8+5 2/3= they must have coming denominator like 24 = The answer
  52. math

    I need help solving this math problem I am so lost when it comes to these problems. Which is the difference of 25 1/8 - 12 3/4
  53. Math

    Bobby has a 95 in his math class. He had a test and got a 83 on it. What is his grade now?
  54. math 8th grade

    How do you prepare for a math test?? Please help me i don't understand the question.
  55. Math (connexus)

    has anyone done the math quiz for unit 5 lesson 5 for 7th grade because i need help
  56. Math

    Find the lower, upper and interquartile range 20,22,25,28,29,30,32,33,34 Math is not my best subject.
  57. Math

    How many letters in the word MATH have more than one line of symmetry?
  58. Math (7th grade math)

    Find the total cost of $52.25 with an 8% sales tax. A) $78.65 B) $67.32 C) $56.43 D) $94.05
  59. math

    wat is dilation in math during moving or changing a figure
  60. math

    Find the slope of 0,0 3,5 please help i stink at math rise = 3 run = 5
  61. math

    math question>>estimate answer to: 98+46 tell the strategy you use
  62. math

    use mental math and the distributive property to simplify 25(-99)and 19x21
  63. 6th Grade Math

    I need a little help on math. It has to do with kilograms and weight.
  64. Math

    Can someone pls help me with this math problem... 3 1/15 - 3 11/30? I think the answer might be 3/10?
  65. math

    i've got a question in my math its wanting to know why is the 1 called the multiplicative identity
  66. math

    how do i do this math problem? use the defintion f^1(a) = lim as h heads toward 0 {f(x)-f(a)} / (x-a)
  67. math

    math is a hard thing for me sometimes and i need help with the question 5% OF 36 PLEASE HELP!
  68. math

    trying to unscrable the letters jeatdcn into a math word
  69. Basic College Math

    What numbers in a math problem adds up to 331/3?
  70. Math

    what page in the 8th grade texas math book is the let,if,then problems.
  71. math

    what does term "factor each expression" mean in 8th grade math?
  72. math

    Please help me I am confused on this math problem. solve. y/8-8/y=0 what are the solutions? Wouldn't they be 0?
  73. math

    Fill in the correct math operations only once (+, -, *, /) 8_2_1_3_4=5
  74. Math

    Evaluate the expression using mental math. Justify each of your steps. 1) 4(19)(-25) 2) 17+32+23
  75. math

    Writing in math, how can estimating help you add two-digit numbers?
  76. math

    How did your past experiences affect your attitudes toward math in general?
  77. math

    i need to unscramble these math words icarlafto untoegrnc enitmelgen
  78. math

    How could constructivism be used in an integrated approach to teaching science and math?
  79. Math

    I can't figure out this math problem: 76 is what percent of 15!!!! Need help! URGENT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  80. math

    Have a math question Determine whether or not the network is traversable.
  81. math 1A

    hey im having trouble with these math problem . if a=2 and d=7 6d-3a =? how do you solve and get the answer ?
  82. math

    use mental math to find each value cost of 8 items at $12.98 each
  83. Math

    again, i am in desperate need for checked answers on my math questions
  84. Math

    How do I explain "make a 10" to my 2nd grade son for his math homework?
  85. 3rd grade math

    How can you use mental math to multiply 800 x 5?
  86. Math Grade 2

    tell how you uesd mental math to find the difference
  87. math

    what is it called in math when u have an equation like a+b=c and u are solving for b so you change it to b=c-a?
  88. math

    How does exponents work? Is it ust multiplication...please help me i am in grade 7 math
  89. math

    Okay,whenever I ask jiska for math help.. or any help I ALWAYS get those questions wrong -.-
  90. Math

    I am looking for rebus words for math vocabulary. Does anyone have any ideas?
  91. math

    how to make a math problem of 8in long + 6in around
  92. math

    what is the correct order of operations for calculations of basic math problems?
  93. math

    if john received an A on three of the last four math quizzes. what is the ratio.
  94. ^th grade math,

    using mental math and distributive property solve: 25(12)
  95. advanced math

    Math the equation a single logarithm. Express as factors. ln(x/(x-1))+ln((x+1)/(x))-ln(x^2-1)
  96. ANY LINKS FOR THIS ?? MATH

    Essential Math 7 - Unit Rates and Ratios of Fractions
  97. math

    (Math+lice)+ (equations+R+P- Square)= Decimal_______ I don't have a clue How to do this
  98. Math

    what is the ratio of 4 engines to 18 box cars....trying to help my son in math???
  99. math

    What are the answers to the middle school math with pizzazz book e page 29?
  100. MATH MATH

    how can you tell if an equal share is more than one whole?
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