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A

Section A: Long Answer Questions

Attempt any TWO questions.

3 questions·10 marks each
1long10 marks

Explain the Gauss elimination method with partial pivoting to solve a system of linear equations. Solve the system 2x + y + z = 10, 3x + 2y + 3z = 18, x + 4y + 9z = 16.

linear-systems
2long10 marks

Derive the Simpson's 1/3 rule for numerical integration. Evaluate the integral of 1/(1+x) from 0 to 6 using Simpson's 1/3 rule taking 6 subintervals.

integration
3long10 marks

Explain the fourth-order Runge-Kutta method for solving ordinary differential equations. Solve dy/dx = x + y, y(0) = 1 to find y(0.2) taking h = 0.1.

oderunge-kutta
B

Section B: Short Answer Questions

Attempt any EIGHT questions.

9 questions·5 marks each
4short5 marks

State and explain Lagrange's interpolation formula with a suitable example.

interpolationlagrange
5short5 marks

Derive the trapezoidal rule for numerical integration and state its error term.

integrationtrapezoidal
6short5 marks

Explain the Gauss-Seidel iterative method to solve a system of linear equations.

linear-systemsiterative
7short5 marks

Explain numerical differentiation using forward and backward difference formulae.

differentiation
8short5 marks

Explain Euler's method to solve an ordinary differential equation with an example.

odeeuler
9short5 marks

Differentiate between the Gauss elimination and Gauss-Jordan methods.

linear-systemsgauss-jordan
10short5 marks

Explain Newton's divided difference interpolation formula.

interpolationdivided-difference
11short5 marks

Explain the power method for finding the largest eigenvalue of a matrix.

eigenvalue
12short5 marks

Fit a second-degree parabola y = a + bx + cx^2 to a set of data using the least squares principle.

regression