![4. Consider using Newtons method for the problem of minimising f(x) = |x13/2 for (a) Draw a graph of f(x) on [-1,1] to illus](http://img.homeworklib.com/images/7b69578b-8125-42b2-8a38-6da7ae1c0cf4.png?x-oss-process=image/resize,w_560)
does anyone knows how to do 4(C)?
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4. Consider using Newton's method for the problem of minimising f(x) = |x13/2 for (a) Draw a grap...
4. Consider using Newton's method for the problem of minimising f(x) = |x13/2 for (a) Draw a grap...
can anyone help me with 4(c)
4. Consider using Newton's method for the problem of minimising f(x) = |x13/2 for (a) Draw a graph of f(x) on [-1,1] to illustrate that 0 is the global minimiser b) Derive and simplify the iterative formula for Newton's method applied to this TER of f(x) problem assuming xkメ0. Use that for xメ0 the derivatives d(kl)/dx-sign x and d(sign x)/dx = 0 . (c) Show that provided 20メ0 then this Newton's iteration never converges...
2. (a) We want to find the root x of the function f(x); that is, we need f(r) = 0 . This can be done using Newton...
2. (a) We want to find the root x of the function f(x); that is, we need f(r) = 0 . This can be done using Newton's method, making use of the iterative formula f(xn) Show that the sequence ofiterates (%) converges quadratically if f'(x) 0 in some appropriate interval of x-values near the root χ 9 point b) We can get Newton's method to find the k-th root of some number a by making it solve the non-linear cquation...
Consider Newton's method for solving the scalar nonlinear equation f(x) = 0. Suppose we replace the...
Consider Newton's method for solving the scalar nonlinear equation f(x) = 0. Suppose we replace the derivative f'(xx) with a constant value d and use the iteration (a) Under what condition for d will this iteration be locally convergent? (b) What is the convergence rate in general? (c) Is there a value for d that would lead to quadratic convergence?
2. (a) Suppose we have to find the root xof x); that is, we have to solve )0. Fixed-point methods do this by re-writing the equation in the form x·= g(x*) , and then using the iteration scheme : g...
2. (a) Suppose we have to find the root xof x); that is, we have to solve )0. Fixed-point methods do this by re-writing the equation in the form x·= g(x*) , and then using the iteration scheme : g(x) Show this converges (x-→x. as n→o) provided that K < 1 , for all x in some interval x"-a < x < x*+a ( a > 0 ) about the rootx 6 points] (b) Newton's method has the form of...
6. (a) Newton's method for approximating a root of an equation f(x) 0 (see Section 3.8) can be ad...
6. (a) Newton's method for approximating a root of an equation f(x) 0 (see Section 3.8) can be adapted to approximating a solution of a system of equations f(x, y) 0 and gx, y) 0. The surfaces z f(x, y) and z g(x, y) intersect in a curve that intersects the xy-plane at the point (r, s), which is the solution of the system. If an initial approxi- mation (xi, yı) is close to this point, then the tangent planes...
1) (80pts) Consider the following function f(x)--x5-4x4 + 2x3 + x2-3x + 5 Develop a simple program which will give an iterative solution to the problem f(x)=0 by Newton's algorithm. The solut...
1) (80pts) Consider the following function f(x)--x5-4x4 + 2x3 + x2-3x + 5 Develop a simple program which will give an iterative solution to the problem f(x)=0 by Newton's algorithm. The solution should display the results on an Excel spreadsheet such as the one given below (the example below is given for a different function). Choose the programming language which suits you most, however the program should be able to read data from an Excel spreadsheet and write the successive...
in matlab -Consider the equation f(x) = x-2-sin x = 0 on the interval x E [0.1,4 π] Use a plot to approximately locate the roots of f. To which roots do the fol- owing initial guesses converge wh...
in
matlab
-Consider the equation f(x) = x-2-sin x = 0 on the interval x E [0.1,4 π] Use a plot to approximately locate the roots of f. To which roots do the fol- owing initial guesses converge when using Function 4.3.1? Is the root obtained the one that is closest to that guess? )xo = 1.5, (b) x0 = 2, (c) x.-3.2, (d) xo = 4, (e) xo = 5, (f) xo = 27. Function 4.3.1 (newton) Newton's method...
3x+2 f(x) =( :) (x-> +1) Your problem: using the rules of differentiation, find the derivatives...
3x+2 f(x) =( :) (x-> +1) Your problem: using the rules of differentiation, find the derivatives of the collowing: f)-(3442) fool(3x+2) (-5x + x + 1) - 2 1 =(-15x 10x" + (-2x = 2) =>15x410x5 - 2x = = 3x -3x- 27 (X)(3+0)-(3x+2)(1) x² g'=(x) =F12x15x4_2 = -5x6 xb * please check my work, if wrong, please write out correct solation! Chain Rule: When functions are composed, to take the derivative involves both the outside function and the inside...
Problem 1. [12 points; 4, 4, 4- Consider the function f(x,y) 1 2- (y-1)2 (i) Draw the level curve through the point P(1...
Problem 1. [12 points; 4, 4, 4- Consider the function f(x,y) 1 2- (y-1)2 (i) Draw the level curve through the point P(1, 2). Find the gradient of f at the point P and draw the gradient vector on the level curve (ii) Draw the graph of f showing the level curve in (i) on the graph (iii) Explain why the function f admits a global minimum over the rectangle 0 x 2, y 1. Determine the minimum value and...
Problem 4 (5 pt) Compute a root of the function f(x) = x2-2 using the secant method with initial ...
Problem 4 (5 pt) Compute a root of the function f(x) = x2-2 using the secant method with initial guess xo - 1.5 and xj 1 Choose a different initial guess and compute another root of the function f(x)
Problem 4 (5 pt) Compute a root of the function f(x) = x2-2 using the secant method with initial guess xo - 1.5 and xj 1 Choose a different initial guess and compute another root of the function f(x)
can anyone help me with 4(c)
4. Consider using Newton's method for the problem of minimising f(x) = |x13/2 for (a) Draw a graph of f(x) on [-1,1] to illustrate that 0 is the global minimiser b) Derive and simplify the iterative formula for Newton's method applied to this TER of f(x) problem assuming xkメ0. Use that for xメ0 the derivatives d(kl)/dx-sign x and d(sign x)/dx = 0 . (c) Show that provided 20メ0 then this Newton's iteration never converges...
2. (a) We want to find the root x of the function f(x); that is, we need f(r) = 0 . This can be done using Newton's method, making use of the iterative formula f(xn) Show that the sequence ofiterates (%) converges quadratically if f'(x) 0 in some appropriate interval of x-values near the root χ 9 point b) We can get Newton's method to find the k-th root of some number a by making it solve the non-linear cquation...
Consider Newton's method for solving the scalar nonlinear equation f(x) = 0. Suppose we replace the derivative f'(xx) with a constant value d and use the iteration (a) Under what condition for d will this iteration be locally convergent? (b) What is the convergence rate in general? (c) Is there a value for d that would lead to quadratic convergence?
2. (a) Suppose we have to find the root xof x); that is, we have to solve )0. Fixed-point methods do this by re-writing the equation in the form x·= g(x*) , and then using the iteration scheme : g(x) Show this converges (x-→x. as n→o) provided that K < 1 , for all x in some interval x"-a < x < x*+a ( a > 0 ) about the rootx 6 points] (b) Newton's method has the form of...
6. (a) Newton's method for approximating a root of an equation f(x) 0 (see Section 3.8) can be adapted to approximating a solution of a system of equations f(x, y) 0 and gx, y) 0. The surfaces z f(x, y) and z g(x, y) intersect in a curve that intersects the xy-plane at the point (r, s), which is the solution of the system. If an initial approxi- mation (xi, yı) is close to this point, then the tangent planes...
1) (80pts) Consider the following function f(x)--x5-4x4 + 2x3 + x2-3x + 5 Develop a simple program which will give an iterative solution to the problem f(x)=0 by Newton's algorithm. The solution should display the results on an Excel spreadsheet such as the one given below (the example below is given for a different function). Choose the programming language which suits you most, however the program should be able to read data from an Excel spreadsheet and write the successive...
in
matlab
-Consider the equation f(x) = x-2-sin x = 0 on the interval x E [0.1,4 π] Use a plot to approximately locate the roots of f. To which roots do the fol- owing initial guesses converge when using Function 4.3.1? Is the root obtained the one that is closest to that guess? )xo = 1.5, (b) x0 = 2, (c) x.-3.2, (d) xo = 4, (e) xo = 5, (f) xo = 27. Function 4.3.1 (newton) Newton's method...
3x+2 f(x) =( :) (x-> +1) Your problem: using the rules of differentiation, find the derivatives of the collowing: f)-(3442) fool(3x+2) (-5x + x + 1) - 2 1 =(-15x 10x" + (-2x = 2) =>15x410x5 - 2x = = 3x -3x- 27 (X)(3+0)-(3x+2)(1) x² g'=(x) =F12x15x4_2 = -5x6 xb * please check my work, if wrong, please write out correct solation! Chain Rule: When functions are composed, to take the derivative involves both the outside function and the inside...
Problem 1. [12 points; 4, 4, 4- Consider the function f(x,y) 1 2- (y-1)2 (i) Draw the level curve through the point P(1, 2). Find the gradient of f at the point P and draw the gradient vector on the level curve (ii) Draw the graph of f showing the level curve in (i) on the graph (iii) Explain why the function f admits a global minimum over the rectangle 0 x 2, y 1. Determine the minimum value and...
Problem 4 (5 pt) Compute a root of the function f(x) = x2-2 using the secant method with initial guess xo - 1.5 and xj 1 Choose a different initial guess and compute another root of the function f(x)
Problem 4 (5 pt) Compute a root of the function f(x) = x2-2 using the secant method with initial guess xo - 1.5 and xj 1 Choose a different initial guess and compute another root of the function f(x)
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