10t-640/t^2 = 0 Thank you so much for huge help:)))

1,342 results
  1. Calculus

    a 160-inch strip of metal 20 inches wide is to be made into a small open trough by bending up two sides on the long side , at right angles to the base. the sides will be the same height , x. if the tgrough is to have a maximum volume, how many inches

  2. math

    If a ball is thrown into the air with a velocity of 10 m/s, its height (in meters) after t seconds is given by y = 10t − 4.9t2. Find the VELOCITY when t = 1.

  3. English

    Which sentence combines these two sentences and includes a relative clause? The twins pretended to be each other. The switch was a huge mistake. Choices The twins pretended to be each other, which was a huge mistake. The twins pretended to be each other, a

  4. Calculus

    Find an equation of the plane orthogonal to the line: (x,y,z) = (5,-6,-1) + t(3,10,-3) which passes through the point (-6,-1,5). so i got so far: x=5+3t y=-6+10t z=-1-3t Should be in form ax+by+cz+d=d Not sure where to go from there...

  5. SCIENCE

    Suppose an astronomer oberserves a huge solar flare. Predict its effect on Earth in the next day or so. I put it would break satellites and powercuts would happen. But would a huge solar flare kill all people on Earth? Im not sure

  6. Math

    For the given problem simplify the expression. 1. 4d - 5 - 9d + 17 2.-8p - 12 + 7p - 11 3. 27 - 13t + 32 - 2t + 10t

  7. Mathematics

    If 5th and 8th terms of A GP are 80 and 640, what's the common ratio?

  8. Algebra

    Solve by factoring: 10t^2 – t − 2 = 0

  9. math

    10t-640/t^2 = 0 Thank you so much for huge help:)))

  10. Math/Calculus

    A series circuit contains a resistor with R = 24 ohms, an inductor with L = 2 H, a capacitor with C = 0.005 F, and a generator producing a voltage of E(t) = 12 sin(10t). The initial charge is Q = 0.001 C and the initial current is 0. (a) Find the charge at

  11. can someone please check if im right : math

    4(3x+7) is this the equivalent expression : 12x+28 Yes it is, that' using the distributive property. ok. how do i get the opposite of an expression example : -10t+21 The opposite? Do you mean the negative or additive inverse of the expression? If so then

  12. math

    A ball is thrown straight up. Its height, h(in metres), after t seconds is given by h=-5t^2+10t+2. To the nearest tenth of a second, when is the ball 6m above the ground? Explain why there are two answers. set h=6 rearrange the quadratic equation to get

  13. math

    h(t) = -9.8t^2-10t + 250

  14. Calculus

    After t hours of an 8-hour trip the distance a car travels is modeled by: D(t)= 10t + (5)/(1+t) - 5 where D(t) is measured in meters. a) derive a formula for the velocity of the car. b) how fast is the car moving at 6 hours? c) derive a formula for the

  15. Math

    A ball is thrown straight up from a bridge over a river and falls into the water. The height, h, in meters, of the ball above the water t seconds after being thrown is approximately modeled by the relation h=-5t^2+10t+35. Can you please help me ! Show your

  16. History

    1. A decline in the number of U.S. manufacturing jobs was in part the result of *globalization. biotechnology. entrepreneurs. superstations. 2. The first modern computer was designed to benefit universities. the economy. *the military. corporations. 3.

  17. Calculus

    A projectile is launched vertically from the ground at t=0 and its velocity in flight (in m/s) is given by v(t)=20-10t Find the position function, the displacement, and total distance traveled after t seconds for 0≤t≤4, assuming s(0)=0.

  18. Chemistry

    The population of San Francisco is 750,000 in an area of 49 square miles. What is the population density in San Francisco? Express your answer in people per acre. ( 1mi(squared) = 640 acres ) 49 sq mi x (640 acres/1 sq mi) =?? acres. (Note that sq mi

  19. Math

    A series circuit contains a resistor with R = 24 , an inductor with L = 2 H, a capacitor with C = 0.005 F, and a generator producing a voltage of E(t) = 12 sin(10t). The initial charge is Q = 0.001 C and the initial current is 0. Find the charge at time t.

  20. math

    a radioactive substance decays at an annual rate of 24 percent. If the initial amount of the substance is 640 grams, which of the following functions (f) models the remaining amount of the substance, in grams, t years later? a) f(t) = 640(0.76)^t b) f(t) =

  21. Algebra 1

    Hello, can someone check my answer the the question below? When the digits of a two-digit number are reversed, the new number is 9 more than the original number, and the sum of the digits of the original number is 11. WHat is the original number? My answer

  22. alg

    Which expression represents the sum of the following? 5 / 2t + 1 + -1 / 4t^2 + 4t + 1 a)10t + 4 / (2t + 1)^2 b) 4 / (2t + 1)^3 c)10t + 1 / (2t + 1)^2 d) 4 / 4t^2 + 6t + 2

  23. alg

    Which expression represents the sum of the following? (5)/ (2t + 1) + (-1) / (4t^2 + 4t + 1) a) 10t + 4 / (2t + 1)^2 b) 4 / (2t + 1)^3 c) 4 / 4t^2 + 6t + 2 d) 10t + 1 / (2t + 1)^2

  24. Physics

    PLEASE HELP!! The x and y cooridinates of an object are given by x(t) = 10t + 5t^2 + 3t^3 y(t) = 20t - 10t^2 + 2t^3 where x and y are in meters and t is in seconds. How fast is the object traveling at t = 1 s? Please explain in detail how to do this

  25. algebra

    A ball is thrown straight up. Its height, h(in metres), after t seconds is given by h=-5t^2+10t+2. To the nearest tenth of a second, when is the ball 6m above the ground? Explain why there are two answers. you have to equate h to 6: h = 6 ----> 5t^2+10t+2

  26. Math

    Below is a table showing the cost lawn maintenance service charges for various commercial and retail properties. Cost of lawn maintenance ($) 640, 250, 500, 640, 720, 640, 250, 720 A. Find the mean absolute deviation for the lawn maintenance company B.

  27. K

    (a) Find the indefinite integrals of the following functions. (i) f (t) = 6 cos(3t) + 5e^−10t (ii) g(x) = 21-12x^3/ x (x > 0) (iii) h(u) = cos^2( 1/8 u) (b) Evaluate: (this big F sign at the start, 5 at the top and 1 at the bottom) 5 1/4x (7 + 6x^2) dx

  28. ENGLISH

    How would you rewrite the following claim to remedy problems of ambiguity? Do not assume that common sense by itself solves the problem. "I am a huge Mustang fan." --- Ford Mustang advertisement ANSWERS: 1. I am a big man, and I like Mustangs. 2. I like

  29. math

    Simplify (5x+3)+(8x+1) (5x)+(8x)= 13x^2 (5x)+(1)=5x (3)+(8x)=11x (3)+(1)=4 =13x^2+5x+11x+4 =13x^2+16x+4 Is this right or wrong? Simplify (2t^2-3t)-(7t^2-5t) = (2t^2)-(7t^2)=-5t = (2t^2)-(-5t)= 7t =(-3t)-(7t^2)=-10t =(-3t)-(-5t)=2t =-5t+7t-10t+2t I am

  30. math

    If a stone is tossed from the top of a 330 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 330, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to

  31. math ALGEBRA

    When the digits of two-digits numbers are reversed, the new number is 9 more than the original number, and the sum of the digits of the original number is 11. What is the original number. Can some one please help me here? The tens digit is T, the units

  32. MEASUREMENTS

    162 3/4 ACRES =_______MI^2 1642.75 ACRES/1 * 1 MILE/640 ACRES =1642.75/640=2.57 MILES

  33. reading

    the story's theme is huge jobs require huge effort, its lots of fun to be a lumberjack, large people have good hearts, or logging can be dangerous i put the 3rd one (its about the story Paul Bunyan).

  34. Math

    T-10T-24=0

  35. algebra

    5t-10t^2÷5t

  36. polynomials am i doing it right?

    *(8t^2-10t+2)+ (8t+13) = 8t^2-2t+15 *(x^2+5x-1)-(7x^2+2) =-6x^2+5x+1

  37. algebra

    5t-10t^2÷5t

  38. Math-6/7

    Eli purchases a container of punch that when mixed with water, makes 640 ounces of punch. Eli has 8 ounce drinking glasses. She assumes that each person will drink 2 glasses of punch. How many people can be served with one container if punch? I said 640

  39. physics

    Y=2sin2Π{0.10t-0.1x}

  40. algebra

    x/6=-10 what does x stand for and I need help with 10t + t + 4/9t what is the value of t

  41. algebra

    (6t)^2+(10t)^2=(270)^2

  42. algebra

    t squared plus 10t plus 16

  43. math

    Solve the following equations. 1. 3n = 6 2. 2s = 10 3. 6x = 24 4. 5y = 20 5. 10t = 30 6. 7n = 35

  44. algebra

    9t^4 + 7t - 45 t^3 + 10t. Now, please combine your like terms.

  45. Math

    Solve the following by fraction 5t^2-10t=0

  46. Math

    Solve the following by Factoring.. 5t^2 - 10t = 0

  47. algebra

    solve the following equation for s r=10t-3s/16

  48. algebra

    9t^4 + 7t - 45 t^3 + 10t. Now, please combine your like terms.

  49. Math

    25=10t-0.83t^2 Solve for t

  50. algebra

    solve for time S=-10t^2+6t+50

  51. algebra

    Solve by factoring: 10t^2 – t − 2 = 0

  52. Vectors

    How are these two lines coincident? 1) r=(1,7)+s(2,5) 2) x=4t+3 y=10t+12

  53. algebra

    9t^4 + 7t - 45 t^3 + 10t. Now, please combine your like terms.

  54. Algebra

    solve the following by fraction 5^2-10t=0

  55. Calculus

    What is the parametrization of the line between (2,-5) (5,5)? (2,-5)+ t (3,10) Is x= 3t +2 and y = 10t -5 correct?

  56. math problem

    Add simplify if possible 9/10t + 6/25t

  57. 9th grade algebra

    How do I sketch the graph of this equation? h=-08t2 + 10t

  58. maths

    find the indefinite integral of the following f(t)=6cos(3t)+5e^-10t

  59. Calculus

    can someone break down how to take the integral of this problem? 20te^-10t dt

  60. Applied Calculus

    Find the derivative of this function: g(t)=(8t+10)^2*(10t^2-7)^-3 Using the Chain Rule.

  61. Math

    Find F'(x) Original equation: F(x)= definite integral of x+3 to 0 (10t+1) dt

  62. Math

    thank you for the help. another question. Jim opened a savings account with $5. If his savings account doubles every month, how much will he have at the end of the 8 month. our answer was $1280 1st 5x2=10 2nd 10x2=20 3rd 20x2=40 4th 40x2=80 5th 80x2=160

  63. algebra

    It is possible for a quadratic equation to have no real-number solutions. Solve. t^2+10t+26=0

  64. Applied Calculus

    Find the derivative of the function. g(t) = ((8t + 10)^2)*(((10t^2) - 7)^-3) I am supposed to use The Chain Rule. However, I am confused as to how to do this.

  65. Science

    Today's fossil fuels began forming 300 million years ago. What allowed the process to begin? A Mammals ate all of the plants B Rainfall eroded huge mountains C Dinosaurs roamed the land D Many huge plants grew, died, and decayed (Broken Link Removed) um a

  66. writing project

    Your aunt arrives with a huge box. You hear strange noises coming from the box. Write a story about what’s inside. what i wrote: every monday, my aunt would come and visit me.everytime my aunt visits me, she would always have something special for me.

  67. Calculus

    Find the unique solution to the differential equation y"?1y'?6y=?24(t^2)+10t+41 satisfying the initial conditions y(0)=?6 and y'(0)=?26

  68. calc

    Consider the function f(t)=2sec^2(t)–10t^3. Let F(t) be the antiderivative of f(t) with F(0)=0. Then F(2) my problem is i get 2tan(t)-5/2t^4+c i plug in 2 and don't get the right answer please help

  69. Calculus

    Find the particular solution that satisfies the differential equation and the initial conditions. f''(x) = x^2 f'(0) = 8, f(o)=4 f'(t) 10t - 12t^3, f(3) =2

  70. Math

    Multiply and simplify. 9y^6/10t^4*100t^8/81y. I crossed multiplied and got 900y^6t^8/810t^4y. I am not sure what to do next. Could someone help? Thanks.

  71. Calculus

    Find the particular solution that satisfies the differential equation and the initial conditions. F'(x) = 4x^2 f (-1)=3 F'(t)=10t-12t^3 f (3)=2

  72. math

    640=.4(L-8)2

  73. Physics

    the current in an rc circuit if the resistance is 20 ohms the capacitance is 0.002 farad the emr is 12e^-10t

  74. math

    how do you make four 8s into 640??

  75. math

    1,640,000

  76. College Algebra

    A projectile is thrown upward so that it's distance (in feet) above ground after t seconds is given by h(t)=-10t^2+440t. What is its maximum height?

  77. math

    make 4 6's equal 640

  78. Math

    640 acre is how big?

  79. math

    i am trying to figure this out make 4 8's equal 640 can you help me and thank you very much.

  80. Algebra

    1. 6e^-x=3 2. 32(1.5)^x=640 3.5000/(1.05)^x=250 4.50(3-e^2x)=125

  81. math

    HOW DO i SET THIS UP AS A PROPORTION? 2,640 FT=X MILES

  82. algebra

    in my workbook it says give the opposite of each expression and the problems are: -10t+21 -x+2z there are alot more but i thought if someone explained a couple of these to me maybe id understand the rest. idk just please help me!!!

  83. algebra

    44 -4 x (5 + 3 x 2) simplify the expression above. Which of the following is correct? A. -20 B. O C. 440 D. 640

  84. algebra2

    y varies directly as the square of x. When x = 2, y = 40. Find x when y = 640.

  85. grammar

    identify the adverb. we painted a huge mural of the continents yesterday. A)painted B)huge cv)yesterday D)continents i choose d my second choose is c.

  86. Chemistry

    How many joules of heat when a 640 g piece of copper cools from 375° C to 26° C

  87. Math

    Janet runs 2,640 feet in 5 min. How far will she have run in 15 minutes?

  88. Math

    Write the numeral in base ten. 130five A) 40 B) 60 C) 640 D) 650 I got A)40

  89. Math

    I need help solving these problems y=-0.4x^2+8.3x+4.3 I got 0.52 h=-16t^2+149t+30 I got 640.5 feet after 4.63 seconds 0=x^2+3x-10 I got x=5, -2 (2x-4)(2x-1)=0 I got -2, 1/2 x^2+8x=10 I got -1.1, 9.1 HELP PLEASE

  90. science

    the position of a particle moving along x-axis is given=5t^2-10t the distance travelled by particle is

  91. Physics

    a car brakes to a halt in 5 seconds. The position of the car versus time is given by: x = 10t - t^2 a) What is the average speed between 0 s. and 4 s.?

  92. Algebra

    The following equation has three solutions. Look for the greatest common factor, then use the quadratic formula to find all solutions. 10t^5 + 5t^4 = 50t^3

  93. Physicss

    a car brakes to a halt in 5 seconds. The position of the car versus time is given by: x = 10t - t^2 a) What is the average speed between 0 s. and 4 s.? Thank you

  94. physics

    a car brakes to a halt in 5 seconds. The position of the car versus time is given by: x = 10t - t^2 a) What is the average speed between 0 s. and 4 s.? Thank you

  95. algebra help

    (t^3-3t^2+5t-6)divided by (t-2) t^2 t-2! t^3-3t^2+5t-6 t^3-2t^2 then t t-2 t^2 +5t -6 t^2 -10t then 15 t-2 15t -6 15t -30 then remainder 24 check my work

  96. School Supplies Help!!!

    Ok I have a huge binder for my core classes (ss, sci, math, and eng) and I need creative ways to organzie it. I also have a elevtive binder (art, facs, computer and skool's newspaper, speech,gym - just for papers) I also need creative ideas to organzie it.

  97. math

    A rocket takes off vertically at time t=0, and during the first 10 s of flight its acceleration in m/s^2 is given by a(t)=10t-t^2 find the height reached by the rocket after 10s.

  98. Algebra

    S. Q. -1 40 0 80 1 160 2 320 3 640 4 1280 Construct an equation to represent Q as a function of s. Q(s)=_____

  99. Math

    Jennifer earned $249.60 in 6 1/2 years on a $640 investment. What was the simple interest rate?

  100. math

    Show you solution. List the terms that complete a possible pattern in each of the following: a)38,33,28,23,18,_,_,_ b)640,320,160,80,_,_,_ c)7,8,15,23,38,_,_,_

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