Calculus (Answer Check)

88,790 results, page 86

  1. Calculus

    derivative of cot(6/x)
  2. Pre-Calculus 12

    how to solve 3^(x-2) = 5^x
  3. integral calculus

    help me integrate dx/(3x^3-5)^3 thanks
  4. calculus

    For each function, find a. f''(x), and b. f''(3). f(x)= 1 --- 6x^2
  5. calculus

    Find the integral of: dx/(x^2-4x)
  6. Calculus

    determine f" if f(x)=sqrt(x^3+2)
  7. Calculus

    If f(x)=x^4, compute f(-2) and f'(-2) f(-2)=___ <--- ?
  8. Calculus II (Math)

    integral of 5e^(-0.7x)
  9. calculus

    If f''(x)=-4sin2x, f(0)=0 and f'(0)=2, find the value of f(pi/4).
  10. calculus

    differentiate f(x)=Tan^3(e^2x +1)
  11. Calculus

    For f(x)= (x+3)^2/(4x-5) find all x such that f(x) increases.
  12. Calculus

    Find the derivative of y = (e^x-e^-x)/2
  13. calculus

    Solve following equations e^2x-4e^x+3=03
  14. Calculus

    ∫1/(x2 − 2x + 8)3/2 dx
  15. calculus

    simply the summation of (2/n)(2i/n)
  16. Calculus

    A function has f’’(x) = 10 and has f’(4) = 0 and f(2) = 4. Find f(x)
  17. Calculus

    Find dy/dx. e^(xy)=sin(x)
  18. calculus

    Lim as x approaches 2 of (x^2-kx+4)/(x^3-8)
  19. calculus

    find the derivative f(x)= e^1/x^2ãx
  20. calculus

    find the inverse: y= ln (x/(x-1))
  21. Calculus

    What is the derivative of f(x)=(10-3x)/2• sqrt of (5-x)?
  22. calculus

    Find the derivative... 1) f(u)= 1/ (2u^2-1)^2
  23. calculus 1

    Differentiate. f(x) = 8 − x^ex/x + ex f '(x) =
  24. calculus

    f(x) = e^(sin(x))cos(x)
  25. Calculus

    Differentiate y=log(8x^2-3x+9)
  26. Calculus

    Let f(x) be defined by f(x) = x/(x - 4). What is the image of f?
  27. Calculus

    Integral sqrt(x-1/x^5)
  28. Calculus

    would the derivative of f(x)=(7^x)(x^7) be f'(x)=(7^x ln7) (7x^6)?
  29. Maths calculus

    Evaluate f'(1) if f(x) =(7x+1)^2
  30. Calculus

    I really don't get this question :( What is 2+2? a. 3 b. 7 c. 4 d. -4 I really need help!!!
  31. Calculus

    lnx+ ln (x+3)= 2ln2
  32. AP Calculus

    integrate |sint(t^2)| dt with 0<t<3
  33. Calculus

    Factor the following: y = (x-a)^5 . (x-c)^5 . (a-c)^5 It looks already factored to me
  34. Calculus

    Find the derivative of y = 4^2x.
  35. calculus

    write it in the form of a+ib (1+i)^2 (1-i)^3
  36. Calculus

    Given vectors u= (3, -4, 1) and v= (2, 1, -5) Find: a) u x v b)|u x v|
  37. calculus

    find the derivative of d^2x/dt^2 if x^3=at^2 thanks
  38. Pre Calculus

    Formula: a = b = c
  39. calculus

    what are the steps to solve for x 2x^2-1/x^2=0
  40. calculus

    h(x)= tan(x)-x/x^3 given values 1 and 0.5
  41. Calculus

    How would you go about finding the derivative of y=1/(3x^2)-5/(2x)?
  42. calculus

    integrate xsin(2x)dx=
  43. calculus

    solve tis 5x^+4x+1+3(1-3x)
  44. calculus

    assume f(x)=-2x+8 and g(x)=5x. What is the value of (f-g)(2)? i got -6 but i don't think that's right...is it?
  45. calculus

    Differentiate and do not simplify: Y=x^2 * 3^2x
  46. calculus

    find the derivative of e^8e^x *8e^x
  47. calculus

    Differentiate and do not simplify: Y=e^-sq.rt.x + e^3 - 2^(3x-1)
  48. Pre Calculus

    Formula: a = b = c
  49. Calculus

    Find the derivative of f 0f x. f(x) = x^2 - 8x - 17 at x = 4
  50. BIOLOGY

    1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
  51. Biology/help please

    1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
  52. biology

    1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
  53. Math PLEASE help

    Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y. x 7 7 5 5 7 y 95 90 75 85 95 (a) Complete the preliminary calculations: SS(x), SS(y), and SS(xy). Incorrect: Your answer is incorrect. . (SS(x)) Incorrect: Your ...
  54. algebra

    Can someone correct them 9)Science:Jose rode his trail bike for 10miles. two-thirds of the distnace was over a mountain trail. How long is the mountain trail? My answer: 2/3-10=9 miles 10) perform the indicated operations 3 and 3/4 (divided by ) 1 and 3/8 My answer:2.72 9) 2/3...
  55. biology

    1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
  56. Math

    Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y. x 7 7 5 5 7 y 95 90 75 85 95 (a) Complete the preliminary calculations: SS(x), SS(y), and SS(xy). Incorrect: Your answer is incorrect. . (SS(x)) Incorrect: Your ...
  57. Lesson 4 Poetry, Part 1

    1. Walt Whitman’s excerpt from Song of Myself can be considered an expression of A. populism. C. imagism. B. romanticism. my answer D. conventionalism. 2. Which one of the following poems has the rhyme scheme AA BB CC DD . . .? A. “since feeling is first” B. “...
  58. 8th grade math

    firefighters have a 35 foot extension ladder. In order to reach 30 feet up a building, how far away from the building should the foot of the ladder be placed? Express your answer in simplest radial form a^2+b^2=c^2 30^2+x^2=35^2 900+x^2=1225 -900 -900 x^2=325 square root of x^...
  59. algebra 2(check)

    1)Choose the correct description of the system of equations:2x+3y=10 and 4x+6y=20. I got consistent/dependent 2)The first equation of the system is multiplied by 2. By what number would you multiply the second equation to eliminate the x variable by adding? 6x-5y=21 4x+7y=15 I...
  60. Chemistry

    If 150.0 g of butane (C4H10) gas are burned, how many grams of carbon dioxide gas will be produced? Report your answer to the nearest whole number and do not include units in your answer. Do not use scientific notation for your answer. This is a stoichiometry problem.
  61. communication

    Which of the following is NOT a question you need to answer to choose a persuasive strategy? A What do you want readers to do? B What points will the audience agree with? C How strong a case can you make? D What kind of persuasion does your organization value? I am completely ...
  62. calculus

    This was a multiple choice question asking which of the following is an equation of the line tangent to the graph of f(x)=x^4+2x^2 at the point where f'(x)=1? and the answer is y=x-0.122, but I don't understand why. I tried to take the derivative of f(x) and got 4x^3+4x = 1 ...
  63. math(check answers)

    please check my math ANSWERS 1.which pair of ratio form a proportion? choose all that apply. A. 1/6, 4/20 B. 7/9, 28/36(I PICK THIS) C. 14/18, 21/27 D. 30/80, 8/18 2.which pair of ratios does not form a proportion? A. 3/5, 24/40 B. 30/10, 15/3(I PICK THIS) C. 9/14, 3/4 D. 7/12...
  64. English

    Which one of the following sentences uses pronouns correctly. A. Please give Paul and I your undivided attention. B. Jacob and me are going to set a meeting date. C. Carol told Sylvia and he the good news. D. Send the package to Tanya and him. http://grammar.ccc.commnet.edu/...
  65. sra JMcGuin

    How would you ask how much the following items cost. Model that tie Cuanto cuesta esa corbata? 1. these socks answer: Cuanto cuesta estos calcetines 2. those pieces of candy answer: Cuanto cuesta esos dulces 3. that board game answer: Cuanto cuesta juego de mesa 4. this skirt ...
  66. math check answer

    1. Which of the following is an example of a dependent event? flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream **choosing a cookie at random, eating it, and then choosing another at random 2. Which of the following is an example ...
  67. Calculus-Rationalizing Denominator

    I am very confused on how to rationalize a denominator, it just gets harder and harder.*will be using the V symbol again as a square root symbol.* I get how to rationalize something simple as V2/V7, I would get V14/7 as the answer, but I get confused on how to solve 1/V6 +2, ...
  68. Math - Statistics

    Suppose that the mean number of customers who arrive at the check-out counters each minute is 4. Create a Poisson Distribution with u (lamda) = 4 for x = 0 to 20. Compare your results to the histogram. 20 random numbers are generated with a Poisson distribution for u (lamda...
  69. math , correction

    theres a diagram which in the diagram the points are: (-3,1),(0,3),(2,0), (-1,-2). And the directions say: use the concept of slope to determine if the given figure is a parallelogram or a rectangle: so this is what i did please can someone check it to see if i am correct. M...
  70. Math: Calculus - Vectors

    A plane flies on a bearing of 120 degrees at a constant speed of 550 km/h. If the velocity of the wind is 50 km/h on a bearing 220 degrees, what is the velocity of the plane with respect to the ground? Textbook Answer: 543.5 km/h at a bearing of 125.2 degrees My answer: 543.6 ...
  71. math i neeeeeeed help anyone

    One day, a person went to horse racing area, Instead of counting the number of human and horses, he instead counted 74 heads and 196 legs. Yet he knew the number of humans and horses there. How did he do it, and how many humans and horses are there? is the answer - Let's ...
  72. Mathematics

    The time between a lightning flash and the following thunderclap may be used to estimate, in kilometers, how far away a storm is. How far away is a storm if 12 seconds elapse between the lightning and the thunderclap? Use the formula d= t/3 , where t is the time, in seconds, ...
  73. physics (please check)

    A total resistance of 3 ohms is to be producd by combining an unknown resistor R with a 12 ohm resistor. What is the value of R and how is it connected to the 12 ohm resistor a) 4.0 ohm parallel b) 4.0 ohm in series c) 2.4 ohm in parallel d) 2.4 in series e) 9.0 in parallel My...
  74. calculus

    a security camera in a bank is mounted on the wall 6.2 ft above the level of the counter and 9.4ft behind the front edge of the counter. What is the angle of depression of the camera if it is to be aimed 2 ft beyond the front edge of the counter. i understand the problem but ...
  75. Calculus

    At the moment OHaganBooks is selling 1000 books per week and its sales are rising at a rate of 200 books per week. Also, it is now selling all its books for $20 each, but the price is dropping at a rate of $1 per week. I need to know at what rate OHaganBooks' revenue is rising...
  76. Calculus

    At the moment OHaganBooks is selling 1000 books per week and its sales are rising at a rate of 200 books per week. Also, it is now selling all its books for $20 each, but the price is dropping at a rate of $1 per week. I need to know at what rate OHaganBooks' revenue is rising...
  77. Grammar

    Circle the nouns that can be used with the adjectives on the right , Development-environment-figures. (Recent) Answer:development and environment Crisis-supply-estimates. (Reliable) Answer:supply and estimates Awareness-theory-concern. (Public) Answer:Awareness and concern ...
  78. at leasttell me u cant accounting

    Tracy Migre, a certified public accounting, has completed the following transactions. Ms.Migres assests , liabilites, and owner equity account titles and balances are shown in the table below. use the table on the page to show the effect of each transaction. Transactions: 1)...
  79. Adverbial Phrase

    Q1. My mother and I did some gardening,and _______ we relaxed on our front porch, admiring our handiwork. a. last b. afterwards c. first Ans: a. last Q2. I bring my pet snake to the vet for a check-up every ______. a. Sundays b. days c. week Ans: c. week Q3. It's a pity - I ...
  80. math

    Baseball Nick throws a baseball upward with an initial velocity of 60 feet per second. What is the maximum height of the ball after Nick releases the ball? Formula for the problem - h(t)=v0t-16t^2, h(t)= the height of an object in feet, v0=an object's initial velocity in feet ...
  81. French

    Complete with the correct form of the verb boire and finsh the sentence. Part 1 1. -Qu'est-ce que vous ---------? Answer: buvez -Nous -------------. Answer: buvons l'eau. 2. -Qu'est-ce qu'elle --------? Answer: boit -Elle --------. Answer: boit coca. 3. -Qu'est-ce que tu...
  82. Science Check Answer?

    1. Name the components of the respiratory system in the order incoming air would encounter them during breathing. A. trachea, pharynx, larynx, alveoli, bronchi B. bronchi, larynx, alveoli, trachea, pharynx C. larynx, trachea, bronchi, pharynx, alveoli D. pharynx, larynx, ...
  83. Physic

    The tension on a wire is 2640 N. The wire is 2.6 m long and the fundamental frequency is 330 Hz. What is the mass of the wire? (Answer: 2.33g) Answer is provided above. Please show all work on how to get the answer. Thank you!
  84. business math

    Of the 4800 students at Medium Suburban College (MSC), 50 play collegiate soccer, 60 play collegiate lacrosse, and 96 play collegiate football. Only 6 students play both collegiate soccer and lacrosse, 6 play collegiate soccer and football, and 16 play collegiate lacrosse and ...
  85. Pi

    How do u describe how to check an algebra question??? I need help ASAP
  86. pre algebra

    solve and check the following equation: 6(g-6)=5g-2-g
  87. Math

    3/4(5/x-1/2)-5/3<1/3 3/20x-8-15<1/3 Check this for me where didi I go wrong
  88. algebra

    Of the two fractions 15/21 and 19/17 which is smaller? I think its 19/17 but need someone to double check please.
  89. Alg 2 Please can Someone Check this???

    1) 8^2y = 52^4y+3 2) 2^3(2y) = 2^26(4y+3) 3) 6y = 104y+78 4) -98y = 78 5) y= -0.796
  90. Math

    Solve the equations below. Check your solutions. 3x-5/2=4x+1/4
  91. Math 115

    8/26=m/13 104/26 m=4 Check this problem please
  92. simple math check

    (1/2)(3x^2+5x+3)^(-1/2)(6x+5) when you plug in 5 for x.. do you get 1.72 because that what i get and then it says im wrong.
  93. math

    How can you use multiplication to check if a quotient is correct?
  94. algebra

    Factor: check by multiplying x^2-6x Is this correct? x^2(x-5)
  95. To: SraJMcGin

    I posted an assignment for you to check at 4:51 today just to let you know.
  96. chemistry

    After your explanation I try to solve it, so would you please check my work again. Thank you! a)
  97. Chemistry

    im curious if i post my work on here will anyone check it for me to see if it is right?
  98. Math(check answers)

    Find the LCD of 3/5 and 1/6 a.5 b.6** c.11 d.30
  99. Math

    Can you check these? .04 is 1/8% of what number? 32 What percent of 1/8 is 3 1/2? 2800%
  100. Alegebra

    Given the function K described by K(x)=x+16. find each following. K(0)=16 K(-13)=3 K(-14)=2 K(8)=24 K(c+17)=C+33 Please check this problem see if is right.
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