okay the question is as follows: determine the coefficient of the middle term in the expanxion of (2x-3)^ 10 n/2 = 10/2 = 5 10C5 (2x)^10-3 (-3)^5 = 252(128X^5)(243) = 7838208x^5 is this correct? thanks in advance!?

64,693 results
  1. arithmetic

    Determining the first three terms of an ArithmetiC progressionof which the (a.)10th term is 31 and the 15th term is 49 (b.)7th term is 3 and 12th term is -3 (c.)5th term is 8 and the 11th term is -28 (d.)9th term is7+9x and d=2x,Show all calculations

  2. history

    which describes the most accurate reason why oil wealth affects the stability of the middle east? a. wealthier middle eastern countries are able to use their oil profits to fund armies for self-defense. b. middle eastern nations with unlimited oil/fuel

  3. arithmetic

    determine the A.P whose fourth term is 18 and the difference of the ninth term from the fifteenth term is 30.

  4. math

    the third term of a geometric sequence is t3= -75 and the sixth term is t6= 9375. determine the first term and the common ratio

  5. maths

    the third term of a geometric sequence is 6 and the sixth term is 3 over 32. Determine the first terms and the general term Tn?

  6. mathematics

    in a geometric progression, the first term is a and the common ratio is r. the sum of the first two terms is 12 and the third term is 16. a) determine the ratio (ar^2)/a+ar( aready found the answer as 4/3) b) if the first term is larger than the second

  7. math

    The 3rd term of a geometric progression is nine times the first term.if the second term is one-twenty fourth the 5th term.find the 4th term. solution ar^2=9a r=sqr of 9 r=3.pls help me on how to get the first term(a)

  8. geometry

    The first term of a geometric sequencf is 3 and the sum of the second and the third term is 60.determine the first three terms and the general term Tn

  9. Math

    The third term of a geometric series is 24 and the fourth term is 36. Determine the first term and common ratio.

  10. Maths

    The 3rd term of an AP is 10 more than the first term while the fifth term is 15 more than the second term.find the sum of the 8th and 15 term of AP.if the 7th term is seven times the first term.

  11. MATHEMATICS

    THE FIFTH TERM OF AN ARITHMETIC SEQUENCE IS 23 AND THE 12TH TERM IS 72.AND THEY SAY DETERMINE THE FIRST THREE TERMS OF THE SEQUENCE AND NTH TERM

  12. geometry

    The third term of a geomatrie sequence is 6 and the sixth term is 3/32.determine the fist three terms and the general term Tn

  13. Sequence

    In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. determine the sequence.

  14. Calculus

    If the graph of the function y-(ax^2+b)/(x^2+cx+4) has vertical asymptotes x=1,x=4, a horizontal asymptote of y=2 and x-intercepts at x=+-2, find a, b and c. Answers: a=2, b=-8 and c=-5 I found a and b but I'm having trouble finding c. I made y=0 and x=2

  15. maths

    The fifth term of an arithmetic sequence is 23 and the 12th term is 72. And they say first question 1.determine the first three terms of the sequences and the nth term. 2.what is the value of the 10th term. 3. Which term has a value of 268.

  16. Algebra 2

    Determine the middle term of the expansion of (-3x-2y)^14.

  17. math

    tfind the term of two middle most term of ap -4/3,-1,-2/3,........13/3

  18. African Amer. Study

    The Middle Passage Why was the mortality rate so high? Explain the term seasoning. Explain the term triangle slave routes. How long did the voyage take? (on a regular ship)

  19. Sequences

    Show full steps: 1a) Determine the formula for the nth term for 7,12,17... b) Determine the value of the 19th term,t19. 2) Determine the number of terms in the sequence 4,12,36...2125764. Show all necessary steps. There are 15 more questions but I think if

  20. maths

    given 1,0.5,4,o.25,7,0.125,10 assume this pattern continues consistently 1.write down the 33th term in this sequence 2.determine the sum of the first 24 terms in this sequence.give the answer to five decimal place 2.1.in a geometric sequence the fourth

  21. maths science and geography

    in a geometric sequence,the fifth term is four times the third term,and the second term is 4.if r

  22. Math

    The sum of the first 10 terms of an arithmetic series is 145 and the sum of its fourth and ninth term is five times the third term. Determine the first term and constant difference

  23. maths

    The ratio of the 6th to the 2nd term of geometric sequence is 256.If the 3rd term of this sequence is 32.Determine the first and the third term.

  24. math,help

    Is this trinomial a perfect square x^2-6x+9 if the trinomial starts with x^2 and 1/2 of the middle term coefficient squared equals the last term, then it is a perfect square. tell me what you found. i thought it was not a perfect square. because i tried

  25. Algebra

    How do I complete the square: 4x^2+3y^2+8x-6y-5=0 Also, is this a ellipse or a circle? first of all arrange the terms that appear to 'belong' together 4x^2 + 8x + 3y^2 - 6y = 5 factor out the 4 from the x terms and the 3 from the y terms 4(x^2 + 2x + ??) +

  26. Math

    3,5,-5... The first term in the sequence of #'s shown above is 3. Each even # term is 2 more than the previous term and each odd # term, after the first, is -1 times the previous term. For example, the second term is 3+2, and the third term is (-1)x5. What

  27. precalculus

    (a)Determine the number of degrees the axis must be rotated to eliminate the xy term of the conic x2+6xy+y2-6=0. tan2θ = B/(A-C) how do I answer the question?

  28. 9th grade algebra (factoring with quadratic)

    Can you check the following problems? 4. x^2 - 10x +25 = 9 x^2 - 10x + (25 -9) = 9 - 9 x^2 - 10x + 16 = 0 (x - 8)(x-2) = 0 x - 8 = 0, x - 2 = 0 x = 8, x = 2 5. x^2 - 6x + 9 = 49 x^2 - 6x + ( 9 - 49) = 49 - 49 x^2 - 6x - 40 = 0 (x -10)(x + 4) = 0 x - 10 =

  29. Binomial Theoram

    Show that the coefficient of the middle term of(1+x)power2n is equal to the sum of the coefficients of the two middle terms of (1+x)power2n-1.

  30. algebra

    Match the term with the definition. 1. a number without a variable Examples: 1, 5, -9 a. constant b. like terms c. term d. coefficient e.expression 2. a collection of terms and constants separated by addition or subtraction symbols Examples: 3x - 6, 9 +

  31. Math

    Determine whether the following statement makes sense or does not make sense, and explain your reasoning: When I'm trying to determine end behavior, it's the coefficient of the leading term of a polynomial function that I should inspect. A) This makes

  32. Maths

    The first Arthmatic sequence is 23 and the 12th term is 72. Determine the first three terms in the sequence and the nth term and also Determine the Value of 10th term

  33. math+ check!

    the following sequence is geometric: 4/3, 4/9, 4/27.... determine the general term, tn and the term t10 so the general term is: (4/3)x (1/3) ^n so the tenth term is: 4/177147 is this correct? thanks! You have one too many factors of three in the

  34. Mathematics

    The different between the 11th term of an AP is 49 and if the 11th term is 74/25 times the 4th term determine ,the common difference ,the first term of the sequence and the 6th term of the sequence

  35. Mathematics

    The eighth term of an arithmetic series is twice the third term. The sum of the first eight terms are 39.Calculate the first term. Please help i've been stuck for hours on this question

  36. math

    consider the equation x^2+kx+1=0 a single fair die(dice)is rolled to determine the value of the middle coefficient, k. the value for k is the number of dots on the upper face of the die. what is the probability that the equation will have real, unequal

  37. maths

    Find the indicated term for (1-2x)^10, middle term.

  38. math

    (x - 2)10; 8th term (2x + y)8; middle term

  39. algebra

    I am a little confused with the term expand. the question is find each term: the fourth term in the expansion of (4y+X)^4 I looked at pascals triangle is the answer -4X(-4y^3) does the problem call for the renaming or rearranging of x and y?

  40. math

    (1,2), (2,9),(3,20)..... a) Determine what kind of growth this is and explain how you know. b) Explain how you can go about finding an expression for the number of small squares in the nth term. c)What is the expression for the term of this sequence 4)Test

  41. Math

    A geometric sequence , the fifth term is four times the third terms, the second term is 4. If r

  42. chemistry

    Consider the compound NOCl. In the lewis dot structure, which element should be the central atom? Choose from following. N,O,Cl,both N or O could be in middle, both N or Cl could be in the middle,both O or Cl could be in middle,or all the elements could be

  43. maths

    The fith term of an arithmetic sequence is 23 and the 21th term is 72 Determine the first three terms of the sequence and the nth term

  44. Math ( Can You check my Work?)

    1.an = 3n - 1 2. an = 2(2n - 3) 3.an = 4^n 4.an = (2/3)^n 5. an = (-1)^n(n + 5) 6. an = (-1)^n + 1(n + 6) 7. an= n+3/2n-1 8. a1 = -5 and an = an-1 - 3 for n ≥ 2 9. a1 = -6 and an = -2an-1 for n ≥ 2 10.a1 = 4 and an = 3an-1 + 2 for n ≥ 2 11. Find a8

  45. MATH+ check

    okay the question is as follows: determine the coefficient of the middle term in the expanxion of (2x-3)^ 10 n/2 = 10/2 = 5 10C5 (2x)^10-3 (-3)^5 = 252(128X^5)(243) = 7838208x^5 is this correct? thanks in advance!?

  46. math

    How do you factor 2x^2-5x+2? (x-2)(2x-1) how do you figure that out? trinomials like that can usually be done intuitively, but you should have been taught a method that you can use for general cases. Look at the first term of 2x^2 and think where that can

  47. math,help

    how do i find the following: is there a formula for this? Problem #15 Find the constant term that should be added to make the following expression a perfect square trinomial. x^2+7x square a few binomials and see if you can see a pattern e.g. (x+3)^2 = x^2

  48. math,algebra

    can someone help me out factor out this 0=16t^2-122t+180 i have so far this but the last one i am not sure 8(2t^2-14t + ?) you need to use the quadratic formula: -b(+or-)[sqrt(b^2-4ac)/2a] so you are saying that i don't have to factor it out any further i

  49. Calculus

    Please.... I need your help! I posted this question yesterday and no one has answered it yet. Can anyone help me please? My question was: The Taylor series about x=5 for a certain function f converges to f(x) for all x in the interval of convergence. The

  50. confused+ math!

    A finite geometric sequence has t1= 0.1024 and t2= 0.256 how many terms does this sequence have if its middle temr has the value 156.25? how would go about and do this question? If t1 = 0.1024 and t2 = 0.256, then the common ratio is t2/t1 = 2.5 The value

  51. Math

    Find the specified term of the expansion in each of the following: a.6th term of (3x + y)^9 b.Middle term of (3x+y^3)^8 c.The term in (x + 2y)^10 that involves x^7

  52. algebra

    determine the coefficient and the degree of each term in the polynomial 5y^6-2y+3

  53. maths

    The fifth term of an arithmetic sequence is 23 and 12th term is 72. And they say 1. Determine the first three terms of the sequences and the nth term. 2. What is the value of the 10th term. 3. Which term has a value of 268.

  54. Geometry

    Full Question: The coordinates for a rhombus are given (2a, 0), (0, 2b), (-2a, 0), (0,-2b). Write a plan to prove that the midpoints of the sides of a rhombus determine a rectangle using coordinate geometry. Be sure to include the formulas. Image

  55. Mathematics

    Hi everyone, i just had an assignment and I was wondering if someone could check my answer to one of the questions. Thanks in advanced. :) 4. In the expression -9x - 2x^2 + 7, what is the coefficient of x? -) -9 -) -2 -) 7 -) 9 I actually couldn't decide

  56. math!

    george entered a function into his calculator andfound the following partail sums s1=0.0016 s2= 0.0096 s3= 0.0496 s4= 0.2496 s5= 1.2496 determine the genral term of the corresponding sequence how would I approach this question? If this is a series then sn

  57. Math

    Determine the coefficient of the 3rd term in the expansion of (x+2y)^7. I tried using the formula,nCk (a^(n-k)) ((b)^k), but it doesn't indicate what n is.

  58. history

    Question #1) What do you think the church's impact was on the development of culture and technology during the Middle ages? Explain your answer. Answer: Question #2) What was the main goal/purpose of the “reconquista”? Answer: Question #3) Why do you

  59. Sj

    Mathematics......Under number patterns-Geometric series If a question goes.determine the expression for the nth term of the following sequence if the a) 4th term is 24 and the 7th term is 192 in a geometric sequence.what formula do i use here?because i

  60. math - algebra

    Please help with this question: Rewrite the middle term as the sum of two terms and then factor completely. 10x2 + 19x + 6 it is for a test...thanks

  61. someone explain to me!

    the third term of a geometric sequence is t3= -75 and the sixth term is t6=9375. determine the first term and the common ratio. how do I do this question I am tying really hard but I still don't comprehend this question! We have t3 = -75 and t6 = 9375. A

  62. Precalculus

    Polynomials Problem: 1. List three factors of g(x) of the form x−r: x + 1, x - 1, x - 2 2. The smallest possible value for the degree of g is 3. 3. A function of the form axn that approximates g(x) for large values of |x| is f(x)= 3x^3. 4. This tells us

  63. English

    What is different in middle school compared with elementary school? In middle school, we wear a school uniform, we have different teachers for for each subject, and we don't stay with our homeroom teacher all day. ------------------------- Are the question

  64. pre cal 11

    i am stuck at a question that is asking for the common difference, first term, and general term for the arithmetic sequence the question is t10=50 and t27=152 i found my d=6 and t1=(-4) so know my equation is: tn=(-4)+(n-1)6 i had asken my teacher to tell

  65. math

    The roots of the eqn x^4 - 3x^2 + 5x - 2 = 0 are a, b, c, d, and a^n + b^n + c^n + d^n is denoted by S~n. The equation of the roots a^2, b^2, c^2, d^2 is y^4 - 6y^3 + 5y^2 - 13y + 4 = 0. State the value of S~2 and hence show that S~8 = 6S~6 - 5S~4 + 62. I

  66. Math

    1. Determine the formula for the nth term of the following sequence: 6, 14, 22, 30, 38, 46, ... I got an = 8n - 2 Is that right? 2. The following statement is true by mathematical induction: (4/3)^n > n for all n > or equal to 6 True? 3. To find the 6th

  67. Math

    1.3x^2+17x+10 2.5y^8-125 3.a^2-2ab-15b^2 *Please help me.You have to factor by completing. Let's look at #1: 3x^2 + 17x + 10 We have 2 and 5 as factors of the last term. What combinations can we do to arrive at the middle term? (3x + ?)(x + ?) Let's try

  68. math

    The sum of the first 10 term of an arithmetic sequence is 145 and the sum of the fourth and ninth term is five times the third term. Determine the first term and constant difference.

  69. math help

    Consider the following. (Give your answers correct to four decimal places.) (a) Determine the level of confidence given the confidence coefficient z(á/2) for z(á/2) = 1.65. Incorrect: Your answer is incorrect. . (b) Determine the level of confidence

  70. Statistics

    Second Problem A. determine the mean, median, and the standard deviation B. Determine the coefficient of skewness using Pearson's method C. Determine the coefficient of skewness using the software method Commison earned($000)last year by the sales

  71. math help

    Please help me on these I have lost the tables that I would need to answer them or at least the ones I think are used. Consider the following. (Give your answers correct to four decimal places.) (a) Determine the level of confidence given the confidence

  72. Algebra

    if my term is 7xy, then the _________ is 7 1 like terms. 2 expression. 3 constant. 4 term. 5 coefficient.

  73. Math

    Rewrite the middle term as the sum of two terms and then factor completely. x2 + 19x + 90 Factor completely. ax – ay + x2 – xy Rewrite the middle term as the sum of two terms and then factor by grouping. x2 + 4x – 12 Complete the following statement.

  74. mathematics

    The sum of the first n term of ab arithmetic series is given by Sn=5/2n^2+7/2n Determine the first term and the common different and the tenth term

  75. Algebra II factoring

    I need help. i am having trouble factoring trinomials into binomials. an example problem is 4n^2-5n-6 can someone show me step by step how to factor these kind of problems easily? Take the coefficient of your quadratic term in this case 4 and multiply it

  76. math...help please!

    i need help figuring out this question! :) write a equation for this sequence. then find the 100th term. term number 1 2 3 4 term 6 10 14 18

  77. mathematics

    evng .my teacher gave me this as a homework but i dnt undertand. 1.In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

  78. math

    this is a multiple choice question. How can you clear the equation (x/3) + 1 = (1/6) of fractions? a) multiply each term by 3. b) multiply each term by 6. c) divide each term by 6. d) divide each term by 18. e) divide each term by 3. I choose A but I got

  79. Algebra 2

    Is my work for this problem correct? Directions: State the possible rational zeros for each function. Question: f(x) = 3x^2 + 2x – 1 Answer: Constant term:-1 Factors: 1 Leading coefficient:3 Factors: 1 and 3 ±1/1,3= ±1/1,3 and ±1/1,3 = ±1/1 and ±1/3

  80. Algebra 2

    Did I solve this problem correctly? Directions: State the possible rational zeros for each function. Question:f(x) = x6 - 64 Answer: Constant term:64 Factors:1,2,4,8,16,32,64 Leading coefficient:1 Factors: 1 ±1,2,4,8,16,32,64/1 = ±1, ±2, ±4, ±8, ±16,

  81. physics

    A 10kg block is released from the top of a ramp 45m high. the track is frictionless except for a 6m stretch in the middle. when the block reaches the end, it compresses the k=2250N/m spring a distance of 0.030m. Find the coefficient of friction over the

  82. Physics

    A 10kg block is released from the top of a ramp 45m high. the track is frictionless except for a 6m stretch in the middle. when the block reaches the end, it compresses the k=2250N/m spring a distance of 0.030m. Find the coefficient of friction over the

  83. math help

    Consider the following. (Give your answers correct to two decimal places.) (a) Determine the value of the confidence coefficient z(á/2) for 1 - á = 0.87. (b) Determine the value of the confidence coefficient z(á/2) for 1 - á = 0.91. can someone just

  84. math, algebra

    How do you solve the following: Directions:Factor Can you show me!!! (1) x^2-x-12 (2)x^3+2x^2-3x Here is how I do it. First make two sets of parentheses. ( )( ) The first in each set of parentheses must give x2. Obviously that is x and x. Looks like this.

  85. math

    In the geometric progression, the first is a and the common ratio is r. The sun of the first two terms is 12 and the third term is 16 Determine the ratio (ar^2)/(a+ar) If the first term is larger than the second term, find the value of r.

  86. math...

    how can I tell if a sequences is airthmetic, geometric or neither? determine the first three terms of each and determine if each are airthmetic, geometric or neither. 1) tn=5t n-1+ 3 wheret 1=2 first three terms: 3,13,23 airthmetic 2)t(n)= -3(4)^n first

  87. Physics

    1. You apply a force of 11.8 N on a 5.1 kg object, pushing it horizontally across a surface where the coefficient of kinetic friction is 0.44. (a) Determine the frictional force acting. (b) Determine the object's acceleration. 2. A container of mass 0.5 kg

  88. Algebra2/trig

    Hi, I can't figure out what I'm supposed to do on this problem. Could someone help? Thanks. Find the coefficient of a of the term in the expansion of the binomial. Binomial (x^2+3)^12 Term ax^8

  89. biology

    This question consisted of a pedigree which involves certain inbred individuals which you are going to identify. The inbred coefficient is for one of the first cousins named Stormy is F = 0.08. An individual called Shady is a parent. Question: Is Shady

  90. mathematics

    6. In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

  91. Math

    I'm learning series and sequences (grade 11). Please check that my steps show I understand what I'm doing/the concept and my answer as well: 5. The consecutive terms of an arithmetic sequences are 3.6, y, 8.2. Find the value of y. This seems to be a

  92. Algebra2

    Find the polynomials roots to each of the following problems: #1) x^2+3x+1 #2) x^2+4x+3=0 #3) -2x^2+4x-5 #3 is not an equation. Dod you omit "= 0" at the end? #2 can be factored into (x+1)(x+3) = 0, so the roots are x=-1 and -3. #1 Use the quadratic

  93. math

    Consider the following. (Give your answers correct to four decimal places.) (a) Determine the level of confidence given the confidence coefficient z(á/2) for z(á/2) = 1.65. Incorrect: Your answer is incorrect. . (b) Determine the level of confidence

  94. math

    Consider the following. (Give your answers correct to four decimal places.) (a) Determine the level of confidence given the confidence coefficient z(á/2) for z(á/2) = 1.65. Incorrect: Your answer is incorrect. . (b) Determine the level of confidence

  95. math

    The third term of a geometric progressiom is nine times the first term.if the second term is one-twenty fourth the fifth term.find the fourth term.ar^2=9a. r=sqr of 9 r=3.pls teach me how to get the first term and i can get the 4th term myself

  96. history

    A society is characterized by similar values, mutual interests, shared institutions, and a common culture. Consider the following question: To what extent would it be accurate to say that the New England, Middle, and Southern colonies had merged to create

  97. AP European history

    So, I'm supposed to answer the question: Europe during the Middle Ages in often imagined as an isolated and inward looking time in history. Defend or refute this statement. I don't know which way I should answer it, as defending it or refuting it. I mean,

  98. math

    Each of the following pairs of terms is the middle term and last term of the product of a perfect square. Write the corresponding perfect square. a)-6x,9 b)4y,4 c)-8a,16 d)-12,36 ...I don't understand how to do these.

  99. Math

    Name School Team Event 3: Logic and Reasoning (with calculators) 5th/6th grade Math Meet ‘08 For each number pattern, fill in the next five terms. (2 pts. each blank) ANSWER KEY 1st term 2nd term 3rd term 4th term 5th term 6th term 7th term 8th term 9th

  100. Algebra pls. help

    so i've already answered one of the questions i asked yesterday. thanks for the username damon. yeah it was a typo. I'm gonna repost a question. Please please... someone help me. *The first and the second term of a progression are "a" and "b" respectively.

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