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Use Euler’s method with h = 0.25 to obtain a numerical solution of

dy/

dx= −xy2

subject to y(0) = 2, giving approximate values of y for 0 "\\leq" x "\\geq" 1. Work throughout

to three decimal places and determine the exact solution for comparison.


Solve the following difference equation "\\Delta\\lambda^k=-k+5; \\lambda^6=0"


(D-5D

6y^2 dx – x (2x^3 + y) dy = 0 ; x = 1 when y = 1


(2y^3-x^3)dx+3x^2ydy=0

The wall (thickness L) of a furnace, with inside temperature 800◦ C, is comprised of brick material

[thermal conductivity = 0.02 W m−1 K

−1

)]. Given that the wall thickness is 12 cm, the atmospheric

temperature is 0

◦ C, the density and heat capacity of the brick material are 1.9 gm cm−3

and

6.0 J kg−1 K

−1

respectively, estimate the temperature profile within the brick wall after 2 hours.


Discuss in detail all cases of the roots of a second order linear differential equation with constant

coefficients.


(D2 -2D +3)y = x2 -1


( 1 /t + 1/ t ^2 − y /t ^2 + y ^2 ) d t + ( y e ^y + t /t ^2 + y^ 2 ) d y = 0


Write a program to solve the Cauchy-Euler differential equation
(X