by numricla analysis solve this   From the following data, estimate the number of students scoring marks between 60 and 65. Marks Below60 60–70 70 –80 80–90 90–100 No. of students 250 120 100 70 50.

Q: Simplify 2x(x+1) −4(x+1) 2(x²-1) (x −1

A: Given function 2xx+12-4x+12x2-1, x≠-1

Q: 5. Let f RR be a function such that f(x) ≥x, for all x € R. Show that if f(an) converge, then an…

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Q: Calculate the Riemann sum Rf. P. C) for the function f(x) = x + 5x, the partition P = (3,7,9,13) and…

A: Solution :-

Q: y-y"+y'- y = xe* -e-x + 7

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Q: 1) State whether the following functions are odd, even or neither: a) t³ sin(wt) b) t cos(2t) c)…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Find Pn(x) using Lagrange Interpolation Method Happen y -3 52 1 0 0 1 -1 -2 -2 3

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Q: Examples. Justify your answers briefly. (a) Give an example of a countable infinite, sequentially…

A: The main objective is to provide examples for countable infinite, sequentially compact subset of R.…

Q: Find f(x,y) = ²x³+yª−xy+1 for −2≤x≤2; 2≤y≤2 a) fx fyfxx fyy,fxy. b) the critical points of f(x,y).…

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Q: (a) Consider the set A = {x ER : x has a terminating decimal expression}. Is A countable or…

A: Solution:

Q: Part A answer is:  1.43x+24 Part B answer is:  0.63x+21 so Part C is wrong the answer you put!!…

A: As per your data M(x)=1.43x+24W(x)=0.63+21 Here we need to find the Part C  That is, The average…

Q: a) Determine the solution(s) of each of the following equations, where 0≤x≤ 2n cos x = tan x = -√3…

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Q: School is having a school fair. be shows the number of tickets dos & closs hos sold. umber of…

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Q: 1. Simplify the following :) [ (AUB) U (AUB')]' "1) (A²n B) U (Aºn B²)

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Q: The eigenvalue k and the eigenvector v of the matrix A follows: O O O O Av=kv insufficient…

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Q: Biologists have found a linear relationship between the temperature of the environment and the chirp…

A: Given that the cricket's chirp rate is 72 chirps per minute when the temperature is 57°F, but the…

Q: A clothing manufacturer uses the model a=√f+4−√36−ƒ to estimate the amount of fabric to order from a…

A: A clothing manufacturer uses the model a=f+4-36-f to estimate the amount of fabric to order from a…

Q: nswer . Determine the amount of an ordinary simple annuity of $1500 deposited each month for 4 years…

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Q: Solve the system of equations 2x - y = 3 (3x + 2y = 1

A: The equation given are 2x - y = 3 --- (1) 3x+2y = 1 --- (2) multiplying equation (1) by 3 and…

Q: If_lim_f(x)=5, must f be defined at x = 1? If it is, must f(1) = 5? Can anything be concluded abo…

A: Answer given below.

Q: Use Euler's Formula to simplify: sin(2i).

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Q: 3. The table shows the velocity of Parker's breathing while he is at rest. ne ocity 0.00 0.25 0.50…

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Q: Given the figure below shows regular hexagon ABCDEF and your calculations from the previous…

A: The answer provided below has been developed in a clear step by step manner.

Q: Part I. Carefully graph each of the following. Identify whether or not the graph is a function and…

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Q: <=[[1,1,1],[2,3,-1],[1,5,-2]],B=[[2,-2,0],[3,-1,4], -1,2,1]] Which matrix represents the sum of C…

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Q: For each of the following functions decide whether it is injective, and whether it is surjective.…

A: Let, for a, b ∈ Q.               f(a) = f(b)            =&gt; 5 - a3 = 5 - b3            =&gt; a3 -…

Q: Suppose that f: Z→ Z is one-to-one. Let's define g: Z→ Z² by g(n) = (\n\, f(n)|n|). Prove that g is…

A: The answer provided below has been developed in a clear step by step manner.

Q: Q1/(A): Let A₁ = Z4 and A₂ = Z4 as Z-module. Find: 1- M = A₁ A₂. 3- All direct summand of M. 2- All…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: X y 0.4 0.6 0.8 0.423 0.684 1.030 1 1.557

A: Given

Q: 2. Determine the interest earned by an ordinary simple annuity of $1400 deposited each quarter for 9…

A: The amount deposited in each quarter(P)=$1400Time(n)=9 yearsRate=16.6The total amount after 9…

Q: . - Component B occupies the region outside the sphere r=2 cos (p) and inside the sphere r=2 with €…

A: The component B is the region outside the sphere r=2cosϕ and inside the sphere r=2 with ϕ∈0,π2.…

Q: Question 4. Determine the largest possible domain X CR such that the formula, 1 f(x): sin(x) cos(x)…

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Q: 3. Make up a differential equation of the form dy/dt = f(t, y) that has y(t) = e² as a solution.…

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Q: Graph f(x) = -3 cos x + 3 for two periods and determine the amplitude, period, and midline. Enter…

A: Given: The given function is fx=-3cosx+3.

Q: 3. A teacher wishes to know if there is a relationship between the entrance exam scores of a number…

A: Correlation is defined as the relation between two variables or more than that. The correlation…

Q: If lim f(x) = 5, must f be defined at x = 1? If it is, must f(1) = 5? Can anything be concluded…

A: Answer given below.

Q: Question 6. The goal of this exercise is to make sure you understand √² √x² #x. a) Check your…

A: a) It is given that for any real number a such that a≥0, there is a unique number a≥0. We have to…

Q: III. Give the solution of (2x + 3y + z = -1 3x + 3y + z = 1. (2x + 4y + z = -2

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Q: Problem 3. For any t > 0, let F(t) be the (geometric) area between the graph of the function ft(x) =…

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Q: da dt x(0) = Solve the system -21 48 with the initial value 6 8 1 x(t) = -8 19 I

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Q: 3) Find the optimum assignment plan of the following assignment problem: Worker 1 STWNT 2 3 4 5 AS A…

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Q: 3. Given f(x) = x² - 4 and g(x) = 1, find: X a) f(g(2)) b) g(f(2)) c) f(g(x)) d) g(f(x))

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Q: . Let f= {(-4,4), (-2, 4), (1, 3), (3, 5), (4, 6)} and g= {(-4, 2), (-2, 1), (0, 2), (1, 2), (2, 2),…

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Q: R B > The graph of y = 2* is shown in black (K). Match each equation with a graph above. 2³+1 22-1 G…

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Q: Name School Fair Meadow School is having a school foir. The table shows the number of fickets Ms.…

A: According to bartleby guidelines we do only 1st question and next question can be reposted.

Q: The following 3 3 7 7 10 5 10 7 10 8 sample of pairs (x, y) is collected: X y Find the correlation…

A: (1)  Answer :   Correlation coefficient for given data is  ρ =  0.1571.

Q: 23 Determine, by means of the least squares method and assuming that the only significant errors are…

A: The given data points are x 65 68 71 75 77 80 84 87 93 98 y 72 72 80 82 74 78 89 91 96 95…

Q: Let A = ff, I, y }, B = {r, a, t}. Find A x B and B x A. AxB= BxA= Let A = ff, I, y }, B = {r, a,…

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Q: Suppose X and Y are subsets of some universal set. De Morgan's laws provide expressions for the…

A: X∪Yc=Xc∩Yc

Q: The figure below shows four named points A, B, C, and D on a grid generated by two vectors V₁, R². A

A: Answer given below.

Q: Find the function y = y(x) (for x > 0) which satisfies the separable differential equation dy 2+16x…

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