math..solve for u again

159,056 results, page 60

  1. Math

    HELP! i have no idea how to do this! A rabbit population satisfies the logistic equation dy/dx=2x10^7y(10^6-y), where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by myxamatosis. If the myxamatosis then has no further ...
  2. Math

    -x^3 + 1.85x^2 - x +0.15 = 0 how can you solve for x? An exact solution or a numerical solution? Exact solutions can be obtained as follows: x^3 - 1.85x^2 + x - 0.15 = 0 First get rid of the quadratic term by substituting: x = (y + 1.85/3) You then obtain an equation of the ...
  3. Math

    solve the equation 1. y-5/3=1 a) -2 <-------------------- b) 8 c) 18 d) 6 2. 6x + 29 = 5 (1 point) –4 –18 204 –144 <------------------------ 3. Combine like terms: –21a + 16a a) –5a b) 5a c) 37a <--------------------------- d) s–37a Simplify the expression...
  4. University studies

    According to the Center for Mathematics Excellence, which of the following is a math myth? A. Knowing the rules and how to use them is the most important part of math. B. Even people who are highly skilled in mathematics and science find these subjects to be challenging C. ...
  5. algebra

    Solve by setting up the proper equation to describe the facts given and then carrying out the mathematical calculations to solve for the unknown variable(s). The difference between two numbers is 3, and the sum of those two numbers is 21. What are the two numbers?
  6. math

    1. solve the following inequality to find a range of values for x: -11 < -4-x < -7 2. solve the following inequality to find a range of values for x: -25 < -x < -10
  7. physics E&M

    I posted a question on here earlier but I wasn't able to solve from what the person had told me. An infinite line charge of uniform linear charge density lambda = -2.5 micro Coulombs lies parallel to the y axis at x = 0 m. A point charge of 3.5 micro Coulombs is located at x...
  8. Math

    Guys please help me with this Trigonometry question based on De Moivre's theorem. Q: Find ¦È such that 0¡Ü¦È¡Ü360. cos7¦È + cos3¦È = cos5¦È I attempted to solve it with limited knowledge but I kind of doubt my answer. Anyway, this is how I did it : 1) [cos7...
  9. solving for x

    solve for x: ln(5-2x)=-3 e^[ln(5-2x))=e^-3 5-2x={1/(e^3)}----> Is this part right? Then I solve for x, right?
  10. Solve the inequality

    Solve the inequality x^2(8+x)(x-9)/(x+4)(x-7) is greater than or equal to 0?
  11. Solve the inequality...

    Solve the inequality x^2(9+x)(x-9)/(x+7)(x-5) is greater than or equal to 0?
  12. Solve the inequality

    Solve the inequality algebraically 8x-3 ≥ -3x^2
  13. Math please check answer

    please check my answer thanks What would be the amount of compound interest on $ 8,000 invested for one year at 6 %, compounded quarterly ? (need to show all of your work ) ok this is what I got $8,000 x 0.6 = $ 480 $ 480 / 4 = $120 $120 x 0.6 / 4 = $ 121.80 $8,241.80 x 0.6 /4...
  14. MATH

    7. A bag contains 7 green marbles, 9 red marbles, 10 orange marbles, 5 brown marbles, and 10 blue marbles. You choose a marble, replace it, in choose again. What is P(red, then blue)? A. 77/164 B. 19/41 C. 90/1681 D. 45/41 I absolutely know is is C. 90/1681 but I need someone ...
  15. MS. SUE I got it!!

    hha hey me again! OMG!! I figured out my question from earlier I had to do one thing I didn't think of before! I am so excited! Thanks for trying to help anyways!! Much appreciated!!
  16. Jishka help---again:P

    I'm bored so can one of you oh so kind people give me a topic to write an essay on and then maybe i can turn it in later? please and thanks -MC (btw:8th grade level, if i havnt already mentioned that's what im in ^^)
  17. English

    can you give me a sentence for each of these words? thanks 1. swaggering 2. poignant 3. compelling 4. intriguing 5. riveting 6. edification 7. mesmerize 8. decibel 9. teleportation 10. damsel 11. rubbish 12. tattoo 13. optimum 14. cretin 15. subtle Thanks again!
  18. ict-SraJMcGin

    Sorry i didn`t reply sooner ive only just looked at the post.Thankyou so much for finding the images it was kind of you to use the time you had spare to help me. thanks again:)
  19. Ms Sue- HISTORY

    thankyou for finding the site for me . were orlando`s aims was that he wanted France and Britain to keep their promise about giving Italy the Adriatic Coast when the war ended? thanks again
  20. english

    Hi I'm back again, how does this sentence sound: Both delve into issues regarding the search for one’s identity and fitting in among society while maintaining a sense of individuality.
  21. Chemistry

    One more, confused How can you tell by the periodic chart which ions of metals are most easily reduced or oxidized. A website or video would be fine. I know it is quite involved. thanks again
  22. science

    which of the following is an example of recycling a renewable resource? a turning food scraps to compost b washing plastic forks and use them again. need help please only right stuff
  23. MATH HELP!!!!!!!!

    orlando likes baseball. He's a good fielder, but he wants to improve his batting average. currently .200 (or 20%) for the first part of the season. he practiced a lot with a friend and managed to hit 10 out of 20 times that he was up to bat that season. Suppose Orlando's ...
  24. physics

    hey i have a some questions i am trying to solve for practice, because i have a test coming up. can you guys help me with them? i will post them Yes. Please show your work, however. Physics is best learned through practice, not by watching others solve problems.
  25. Algebra

    I have two problems that I am not sure about how to work out. 1. The distance traveled by a falling object is given by the formula d=4.9t^2, where d is in meters and t is in seconds. Solve the formula for t. 2.The volume of a right circular cone is given by the formula V=1/3(...
  26. ALGEBRA

    I have two problems that I am not sure about how to work out. 1. The distance traveled by a falling object is given by the formula d=4.9t^2, where d is in meters and t is in seconds. Solve the formula for t. 2.The volume of a right circular cone is given by the formula V=1/3(...
  27. algebra

    You are given to equations which are both true, and you are asked to solve for both x and y. you plan o solve this set of equations by substituting part of one equation into the other so you end up with an equation that contains only x’s or on y’s. the first thing you need...
  28. Science

    If it requires 23.4 milliliters of 0.65 molar barium hydroxide to neutralize 42.5 milliliters of nitric acid, solve for the molarity of the nitric acid solution. Show all of the work used to solve this problem. Unbalanced equation: Ba(OH)2 + HNO3 -> Ba(NO3)2 + H2O
  29. Chemistry

    If it requires 23.4 milliliters of 0.65 molar barium hydroxide to neutralize 42.5 milliliters of nitric acid, solve for the molarity of the nitric acid solution. Show all of the work used to solve this problem. Unbalanced equation: Ba(OH)2 + HNO3 -> Ba(NO3)2 + H2O
  30. Science

    Explain the law of motion needed to solve this problem and then solve it. On Planet Zorg, a 30 kg barbell can be lifted by only exerting a force of 180 N. What is the acceleration of gravity on Planet Zorg? Predict how the motion of this object would change if on Earth.
  31. Math

    A ball is dropped from a height of 36 feet. The quadratic equation d=1/2 gt^2 is used to calculate the distance (d) the ball has fallen after t seconds. The constant g is the acceleration of gravity, 9.8m/s^2. How long does it take the ball to hit the ground? A ball in problem...
  32. math

    A math problem in a workbook says to write a number sentence you could solve using these doubles. 35+35 The answer is supposed to be ____ + ____ = ____ What is the answer they are looking for???
  33. Algebra/Pre-Calc

    Find the values for a and b such that f(x) is continuous on the interval 0 < or = to x < or = to 13. { 2x^2, 0 < or = to x < or = to 3 f(x) = { ax + 3, 3 < or = to x < or = to 7 { b, 7 < or = to x < or = to 13 Can someone explain? Am I suppose to find ...
  34. Geometry Question

    Can someone show me how to solve this?The measure of an angle is 20 less than 3 times its supplement. Find the measure of the angle. Let M be the measure of the angle. M+20=3(180-M) solve for M.
  35. MATH

    i need help filling this out! 4x-10=32-3x 4x-10+____=32-3x+22 ____-10+____=32+_____ ___=___ ___=___ x=___ ok you need to solve for x. remember the rule, whatever you do on the left side, you do to the right side and vice versa. on the second step, they add 22 to the right side...
  36. Math

    If line k*+2y-3=0 passes through point (-5,9) then k= Is that k*x+2y-3=0 ? If so, then substitute -5 for x and 9 for y to get -5*k + 2*9 - 3 =0 and solve for k. Nevermind. I am unable to comprehend this on the computer. I will ask someone to do it on paper for me. Thank-you.
  37. math

    I don't want to get this wrong for this homework that i have to turn in can someone please relook at it and tell me if it is correct plz.... solve. x^2+3x-18 my answer is x=3 and x=-6 yes.
  38. Please Help[math]

    *Describe your graphs using words. 2x > -6 and x - 4 < 3 You have to solve for x. x>= -3 and x<=7 Doesnt the line segment start at -3 and end at x=7?
  39. Help With Math

    Using the quadratic formula to solve equations. -12^2 + 12 x-9 = -7x^2 10x^2 + 5x + 12 = 0 6x^2 + 12x = - 1 11x^2 - 7x -1 = 0 2x^2 -18x + 16 = 0 Can u show work to help me out
  40. Math

    How do I solve for the missing letters in the following:? ABCD X 4 ______ DCBA (the 4 is listed under the D and it appears to be done as a mult. problem?
  41. Math

    Can anyone explain Horizontal Equalities Equations? I also would appreciate examples of problems and the steps to solve the problem.
  42. Math

    How would you solve this for x using logarithims? I tried but when I plugged my answer for x back into the equation it didn't work at all. 4^2x = 9^x-1
  43. math

    need help to solve the following ploblem, and like problems: 5 minutes = _____ hours (what is the fraction) I'm in the 5th grade
  44. math

    How to solve in my head without using paper for uil number sense How about an addition problem for example 33 + 23.
  45. Math

    solve 2z^2=5z+3 by factoring. I'm supposed to use ax^2+bx+c=0, but I don't know hot to make it so that they're all on one side and still aren't negatives. Please help.
  46. To Kennedy: math

    I've removed your post. Please tell us how you think you should solve these problems -- or at least a couple of them -- and we'll be glad to help you.
  47. math

    write an equation in slope intercept form to represent the table of values. x=2 3 5 6 y=-3 -4 -6 -7 please help me solve it, i find it complicating
  48. math

    x+2/x+3=x-1/x+1. Solve the following equation for x. The solution is ? Thank you for your help have worked this problem and ones like this for hours can't get the right answer:)
  49. math

    solve using the addition principle. -6+x>5 I have not done one of these problems with the less and greater sign... can someone please help me? thanks
  50. Math

    Arectangle has perimeter 64cm and area 23cmsquared. Solve the following system of equations to find the rectangle's dimensions.
  51. Math

    solve by graphing: x+y=1 2x+y=0 I know that the answer is (-1,2)and i know how to mark the spot but can you explain how to draw the lines because i cant figure out the directions it goes in.
  52. College Math II

    a^4 - ab^3 = I have asked this question on many web sites and still cannot find the steps on how to solve this problem. Can you please help.
  53. Math.

    solve (-5)x=3x-22 I"ve tryed all of the methods I have learned and still, when I put them in place of X it does not balance out. Please help.
  54. Math

    what type of example can you give me using the 3 quantities (amount, base and rate)given as to how to solve each when one is missing?
  55. Math

    Can someone help me solve the following problems using the substituion method? I need to find the ordered pairs and I do not get it.... Here they are 1) 6m+n=47 m-4n=12 2) 6x+4y=-10 -7x+y=57 3) 5x+7y=43 -4x+y=25
  56. math

    Need help. solve 5 - y/3 for y= -3, 25 - y = 7 3y + 8 = 3, 5 - 3y =7, y/3= -9. Not sure when to use opposite sign or divide to move to other side of equation? 3y + 8 = 3 - 8 -8 3y = -5 y = -5/3 y = -1 2/3 Is this correct?
  57. math-PLEASE HELP ASAP

    Solve using elimination.......answers must be in ordered pair form....(this is the last one I am confused on) 4x-9y=6.5 7y-2x=-4.5
  58. math

    An object that is tossed downward with an initial speed (velocity) of will travel a distance of s meters, where and t is measured in seconds. Solve for t.
  59. Math

    So, there's a quadrilateral ABCD How would I find how long AD are? The point for A is (4,4) for D s (2,1) Is there some way to solve this without using a formula?
  60. math

    Find the simple interest of#108,000 for 2 years at 1 and the half percent per annum.pls solve
  61. math

    Find the simple interest of#108,000 for 2 years at 1 and the half percent per annum.pls solve
  62. Math

    Solve with as in inquailty. Jim has $87. He spends $6 for socks and at least $32 for shoes. How much does he have letf to spend for shirts?
  63. math

    how do i solve differential equation dy/dx=3/(2-x) and use graphing utility to graph 3 solutions,one which passes through the point(1,0)
  64. Math

    The queston asks me to find k for the probability distribution: P(x)=k(x+2) for x=1,2,3 I have no idea how to solve this... Offer me some guidance, PLEASE!
  65. math

    solve using the elimination method.show your work. if the system has no solution or infintite number of solutions, state this 4x-6y=30, 3x-5y=24
  66. Math

    Solving Identities [(1+tanx)/(sinx)]- secx I got cscx please halp me to solve it to see if its right
  67. 7th grade math

    find a solution method use backtracking to solve equation; 54=6 (4-7V) _______ 2 7b+1 =2 __________ 4 8(56+12 -1) =64 _____3______
  68. Math - Problem4

    Solve the inequality. Express your solution using interval notation and please show all of your work. x^4 - 7x^2 - 14 > 0
  69. Math

    The equation of the parabola which contains 2 points (1,1) and (-2,-2) and whose tangent at the point (1,1) has the slope k is y=1/3(A)x^2+1/3(B)-2/3(C). Express A,B and C with k .please solve this problem
  70. math

    Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this. 8y + 2x = 48 2x = 4y – 12
  71. Math

    Solve (log base 2, cube root of 2) log2(2^1/3) You transform it into the form above, right? then you cancel the 2s to get 1/3
  72. math

    I Wanted To Find The Square Root Of (1-2i) But I Didn't Know How To Solve It. My Solution : x+yi = sqr(1-2i) x2-y2+2xyi = 1- 2i x2-y2 = 1 2xy = -2 y = - 1/x x2 - (-1/x) = 1 ] * x2 x4-x2-1 = 0 How To Evaluated (x4-x2-1) ? I Tried To Sol
  73. math

    Johns football game last for 50 minutes. What reduced fraction of an hour is that? Can someone please explain to me how to solve this question?
  74. math

    shawna reduced the size of a rectangle to a height of 2 in. what is the new width if it was originally 24 in wide and 12 in tall ? how do you solve it if the answer is 4?
  75. math

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. x + y = 10 x – y = 2
  76. Math

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. x + y = 10 x – y = 2
  77. math

    Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -3x – 5y = 61 7x – 5y = -9
  78. Math situation

    please help me solve Multiply and simplify type exponential notation with positive exponents (64a^2)/(2a^2-16a+32) x (2a-8)/8a
  79. Math: algebra 1

    3. Which method would be the simplest way to solve the system? y =1/2 x 2x + 3y = 28 A.) graphing B.) substitution C.) elimination D.) distributive I think it is B.
  80. Math: Algebra

    1. Which method would be the simplest way to solve the system? 7x + 5y = 19 –7x – 2y = –16 A.) graphing B.) substitution C.) elimination D.) distributive I think it is C.
  81. math

    How do i solve algebraic methods in addition/ subtraction problems such as rewriting the following equations in standard form. 5x + 4 = -9y
  82. math

    use a multiplication table to solve a division problem. in what order doo you find the quotient, the divisor, and the dividened.
  83. Math

    Plz help me to solve In how many years will the money deposited in a bank double itself,if the rate of intrest 12 1/2% per annum?
  84. math

    How do you solve: imgur[dot]com/PlcCL8s [I had to upload cause its impossible to write proper notation here.
  85. math

    please help me how to solve the integral sinx/x dx from 0 to infinite : ∫_0^∞▒〖sin⁡x/x dx〗 thank you
  86. math

    Use a graphing calculator to solve the equation 3 tan=(1)/(3)è=8 in the interval from 0 to 2pi. Round your answers to the nearest hundredth.
  87. Math

    How would I write and solve a subtraction problem that involves regrouping and includes Ted having $304 in savings
  88. math

    you have $5 for lunch. You bought a turkey sandwich for $2.25.Write and solve an inequality to show much more can spend.
  89. Math

    The graphs of 5x-3y=35, 7x-3y=43, and 4x-ay=61 all intersect at the same point. Find the value of "a". Do I solve the systems and then plug in? I am not sure haha.
  90. Math

    Write an equation and solve : How many tickets does the drama club have to sell if they want to make $150 and they are charging $3 for each ticket ?
  91. math

    Could someone help me solve this Absolute Equation? Please? I would really appreciate any help... Question~~ Evaluate the given expressions when a = 3, b = -3, c = 4, and d = -1 (a/c)|c| + b – d
  92. math

    Solve the problem. Make sure your answer is in simplest form and improper fractions are expressed as mixed numbers. A.6/12 B.6/35 C.7/35 D.7/30
  93. Math

    Exponetial Functions In the following exponential relations, solve for x using logarithms. Round your answers to 4 decimal places. a) 5^3x=65 b) 2^2x+3=80
  94. Math

    Exponetial Functions In the following exponential relations, solve for x using logarithms. Round your answers to 4 decimal places. a) 5^3x=65 b) 2^2x+3=80
  95. Math Algebra

    There are numbers whose sum is 50. Three time the 1st is more than twise the second.? please solve
  96. math

    Solve the system of equations algebraically. Show all your steps. y=x^2+2x y=3x+20 Can someone pease help me? I don't think I'm right. Would it be x=-4, y=8 Then, x=5,y=35??
  97. Math

    The sum of 4 consecutive odd numbers is 296. Write an equation and solve it to find the second highest number.
  98. Math

    (secx-cosx) / (tanx-sinx) = cosecx+cotx Spent hours to solve this question but failed. Please help. Thank you
  99. Math

    How many five-card hands chosen from a standard deck contain two hearts and three spades? How do I solve this?
  100. Math

    Hello, I need help solving two systems of equations. I'm not sure how to solve them. They are: 7w+e=8 e+5=9 And the second one is: 7e=107-6d 7e+8d=117 Thanks!
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