Calculus (Answer Check)

88,628 results, page 65

  1. Calculus

    Sorry for posting another quesiton..; f(x) = { -7x^2 + 7x for x<=0 { 3x^2 + 7x for x>0 According to the definition of derivative, to compute f'(0), we need to compute the left-hand limit lim x-> 0− = _____ and the right-hand limit lim x->0+ ______ We conclude...
  2. Calculus

    using the following information in place of that in the book. The machine earns the company revenue at a continuous rate of 50000 t + 35000 dollars per year during the first six months of operation, and at the continuous rate of $60000 per year after the first six months. The ...
  3. political science

    1) Scenario: The President appoints Dan Evans to Senator Adams' seat when Adams resigns due to a personal scandal. This scenario is: a) Constitutional, because it is within the President’s powers to appoint Senators when one dies or resigns in the middle of his/her term. b) ...
  4. Poem: A Voice by Pat Mora

    Could you please check my answers thanks 1.What happens when the mother goes to the state capitol to give her speech? Answer: When the mother goes to the state capitol to address her speech she wanted to hide her face. Also she faked hoarseness, and she felt her breath was ...
  5. Grammar-again

    Determine if the following sentences are: a. run-on b. fragment c. correct as is. 1. An appendectomy yesterday. Answer: b. fragment 2. When she felt better, the patient ate. Answer: c. correct as is 3. Her pain was evident on palpation the medication did not help even though ...
  6. Chem

    Could you check my answers and if wrong, suggest the right one. 1. In gas chromatography, two measurements are made. Identify the qualitative and quantitaive measurements. dye color and retention time 2. Why are components such as polymers like starch and cellulose unsuited to...
  7. English

    Writeacher, I urgently need you to check these sentences. Thank you. I need you to check if the instructions are correct. 1. Complete the sentences with the correct form of the verb in brackets. 2. Turn the sentences into the passive. Mention the agent when necessary. Examples...
  8. social studies

    Hi, Can you help please? I usually have my answer ready and ask you to check it , but this time I cannot find it? The question is--- What difficulties did the North face from its own people? This is a question from a worksheet of 12 questions and it is from the chapter about ...
  9. SS7R - HW Qs. Check (Q2)

    TRUE OR FALSE The North and South were always able to compromise therefore the Civil War should never have occurred answer - false the south was prone to start fights with the north no matter what. They encouraged the war, because not only were they in favor of slavery, they ...
  10. Compisiton of Functions

    Let f(x) = x + 4 and h(x) = 4x - 1 Find a function "g" such that "g compose of f equals to h" g(f(x) = h g(f) = h g(x + 4) = 4x - 1 g = (4x - 1) / (x + 4) But my answer is wrong, how do I retrieve the right answer? By the way, the right answer is "g(x) = 4x - 17"
  11. algebra

    Here is the problem I am working on and what I did so far: 4+m-3m First I did this: 4+(m-3m) Then I did this: 4+(-2m) I thought my answer should be: 4-2m The answer key says the answer should be: -2m+4 What did I do wrong?
  12. math

    First estimate answer then divide to find exact answer. Simplify all answers. 2 2/3 divided by 10 2/3 I don't understand how to estimate the answer.
  13. Chemistry

    Ok i need a little help. I have the answer to this question but i need to know how the teacher got the answer. How many grams of water are in a 100g of a 30% sugar solution? My answer is 70.
  14. calc

    what is the derivative of y=ln (1-x^2)^1/2 so its hard for me to write all of my work on here but i got 1/2(1-x^2) as my answer and that is one of the choices but it is not the correct choice. the correct answer is -x/(1-x^2) how did they get this answer?
  15. math

    Can someone help me answer this question? I need to Combine the like terms. My teacher said I got a portion incorrect. Question~~ – ½ a + ¾ b – (a – 8b) My answer~~ -1/2a+1a 1/2a 3/4b+8b (3/4+8)b 8 3/4b The answer is 1/2a+8 3/4
  16. Algebra 2

    Q: What is the value of b in the equation 4^2b-3 = 8^1-b? My Work/Answer: Set each sides base to 2 2^2(2b-3) = 2^3(1-b) cancelled bases out solved for b my answer - 9/7 Is my work and answer correct Thank You
  17. Math

    #1) Luis stated that when you are converting meters to centimeters your answer will be larger than your original number. My answer is yes because centimeters are smaller . (Is my answer OK ) #2) 8/9 + 1/3= 33/27= 1(12/27)= (I'm stuck here) #3) 6/8-2/6=2 (18/20) =2 (9/10) is ...
  18. algebra

    Can someone please check my work on this problem? For some reason, I get the feeling that I did it wrong. sqrt=square root (by the way) 3-sqrt10 sqrt5+sqrt2 -------- * ---------- sqrt5-sqrt2 sqrt5+sqrt2 (3-sqrt10)(sqrt5+sqrt2) = ----------------------- 5-2 3sqrt5+3sqrt2-sqrt50...
  19. pre - CALCULUS

    The wind chill factor represents the equivalent air temperature at a standard wind speed that would produce the same heat loss as the given temperature and wind speed. One formula for computing the equivalent temperature is 𝑡 W(t) = {33 − (10.45+10√𝑣...
  20. Language Arts ~CHECK MY ANSWERS~

    1.) Resilient people usually a. complain when they have bad luck. b. bring good luck to others. c. are able to deal with setbacks. • My Answer: (B- brings good luck to others.) 2.) When the speaker refers to pausing to “enjoy the view / of the trees and the flowers below...
  21. calculus

    f(x+k,y)-f(x,y)/k when f(x,y)=4x^2y
  22. Calculus

    1.
  23. calculus

    f(x)=2x^2-x g(x)=3x+2 f*g= g*f= f*f= g*g=
  24. calculus

    f(x)=x+1/x g(x)=x+1/x+2 f of g? g of f? f of f? g of g?
  25. calculus

    How do you do it
  26. calculus

    R^0.5-90=0
  27. calculus

    R^2+R^2=R^3
  28. calculus

    xy^3-e^3x=y^2
  29. calculus

    x^2/3 (x-9)
  30. calculus

    I=g^2/da
  31. Calculus

    y = ln(3x+5), then d^2y/dx^2 = a. 3/(3x+5) b. 3/((3x+5)^2) c. 9/((3x+5)^2) d. -9/((3x+5)^2) e. -3/((3x+5)^2)
  32. calculus

    f'(x) = (x^2-1)/x
  33. Calculus

    Let f(x) = ln(((2x–5) / (7x+4))^(1/2)). f'(x) = ...
  34. calculus

    dh/dx x = 7 , h (x) = (x^-1/2 + 8x)(4 - x^-1)
  35. calculus

    f'(x) of f(x)= 4e^x/1-e^x
  36. Calculus

    If y=ln((3x+2)^6(x+10)^3), then dy/dx=
  37. calculus

    dx/dt=5x-2y,dy/dt=4x-y
  38. Calculus

    X2-7x-12/x-2
  39. calculus

    x = 6 h(x) = (x-1/2 + 5x)(1 - x-1)
  40. calculus

    f(x)=1-3x when f(x)-f(1)/x-1
  41. Calculus

    What is y' of y=(x-1)^(1/2)/(x-3)^(1/2)?
  42. Calculus

    why does ln(1/x)= -1/x ?
  43. calculus

    (10/((n^2)-1)+((2n-5)/(n-1))=(2n+5)/(n+1)
  44. calculus

    y= [(2x-1)(x^2) + x]
  45. Calculus

    if x^2 + y^3 = (x^3)(y^2) then dy/dx = ? thanks
  46. calculus

    If x2+xy=10, then when x=2, dy/dx=?
  47. Calculus

    (3x-4)e^x2-6=0
  48. Calculus

    (3x-4)e^x2-6=0
  49. Calculus

    -4=(5/2) x 3-b
  50. calculus

    f(x)=x^2-3x+1/x^2
  51. calculus

    f'(x^2)^2=?
  52. calculus

    if f'(x)=2f(x) and f(2)=1, then f(x)= ?
  53. calculus

    f(x)=(x+2)^3+(x-1)^4
  54. calculus

    f(x)= x^3/(2x-5)^4
  55. calculus

    xy-6=0;(2,3)
  56. calculus

    4(x*3)=2(x-4)+25
  57. calculus

    d^2/dx^2(q(x))-5*(d/dx(q(x)))+6*q(x)=0
  58. calculus

    x+4/5 + 5-x/4=37/10
  59. calculus

    Dy/dx of y=e^x/x^2
  60. calculus

    Dy/dx y=(2x+1)^4e^x
  61. AP Calculus

    If f(x)=3x^2-x+2 then what is 2f(a)? What is f(2a)? What is f(a^2)? What is [f(a)]^2? What is f(a+h)?
  62. calculus

    If f(x) = 5x - 7, what is f(2)?
  63. Calculus

    g(x)=(1)/(2e^(x)+4e^(-x))
  64. calculus

    t(x)=((x+4)^0.1-5x)^-5.1
  65. calculus

    -7-2
  66. calculus

    3x^3+4x^2-2x-4=0
  67. calculus

    f(x)=(1+x) what is f'(x) when x=0
  68. calculus

    ç(3x+2) dx
  69. Calculus

    dy/dx+((2x+1)/x)y=e^-2x
  70. calculus

    f(12)=15 and f(5)=6 f(x)=
  71. calculus

    if (g(x)=x,f(2)=7,and f'(2)=6. what is g'(&)?
  72. Calculus

    If y = (ln(x-2))/(3e^x, then dy/dx =
  73. calculus

    If g'(x)=2g(x) and g(-1)=1, then g(x)= a)e^2x b)e^-x c)e^(x+1) d)e^(2x+2) e)e^(2x-2)
  74. calculus

    Xy+3=x?x^3
  75. calculus

    F(x)= ((x^2+2x)/(x^2-1) )^3 *(3x^2 – 2x + 4)^5
  76. calculus

    3x^2+x+2=0
  77. calculus

    If f(x)= 1 + ln(x+2), then f^-1 (x)is...?
  78. Calculus

    ln(x+8)+ln(x–8)=0 x=?
  79. Calculus

    F(x) = -6x^8 F'(x)= y= 7e^x + 2 y' =
  80. Calculus

    y= (t^3 + t)/(t^4 - 2) y'=
  81. Calculus

    H(x) = (x^4 - 2x +7)(x^-3 + 2x^-4) H'(x)=
  82. Calculus

    F(x) = (x^3 - x + 1)^4 f'(x)=
  83. Calculus

    g(t) = 1/(t^5 + 1)^2 g'(t)
  84. Calculus

    F(x)= ln ((3t + 1)^4 / (2t + 1)^3) F'(x)=
  85. calculus

    F(x)= ln ((3t + 1)^4 / (2t + 1)^3) F'(x)=
  86. calculus

    F(x)= ln((3x+6)^4 (x^3 -2)^5 ) F'(x)=
  87. calculus

    e^2x-4e^x+3=03
  88. Calculus

    F(x)= ln((3x+6)^4 (x^3 -2)^5 ) F'(x)=
  89. AP Calculus

    [(3/x)-(4/y)]/[(4/x)-(3/y)]
  90. Calculus

    x dy/dx +2y=1
  91. calculus

    (2y^3-3y^2+3y-4)/(y-2)
  92. calculus

    9x^3+5x-8/3x-2
  93. calculus

    (x^2-4x+6)(x-3)^-3
  94. calculus

    (x^2-1)/5x+5
  95. calculus

    x^2-9/8x-24
  96. calculus

    3x^2-75/6x+30
  97. Calculus

    h(x)=(x^12-2)^3 h'(x)=
  98. ap calculus

    ((1/-2-h)-1)/h
  99. Calculus

    6e^3t=9e^2t
  100. calculus

    f'(-2) if F(x)=g(h(x))
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