Solve x′ =2x+y, x(0)=1 y′ =3x+4y, y(0)=0
y^2-3x-4y-1=0 3. Find the equation of the tangent line and the equation of the perpendicular line to the curve y? - 3x - 4y - 1 = 0 at (-2, 1) at the given point. 2 marks.
2. x+4y= 14 2x - y=1 x=2, y=3 3. 5x + 3y = 1 3x + 4y = -6 x=2, y=-3 | 4, 2y- 6x =7 3x - y=9 No solution/Parallel lines
For the differential equation y" + 4y' + 13y = 0, a general solution is of the form y = e-2x(C1sin 3x + C2cos 3x), where C1 and C2 are arbitrary constants. Applying the initial conditions y(0) = 4 and y'(0) = 2, find the specific solution. y = _______
Solve the systems of equations by substitution #11 2x-y-2 3x+4y-6 Solve each system by elimination or by any convenient method #13 a) 3x+4y-1 2x-3y-12 b) -4x+3y--!5 3x-2y-4
Solve the following system of equations. 2x+4y = 8 3x + 4y = 16 x = 0 Olo X y = -1
2. Consider the homogeneous equation r2y"- (3r2 2x)y (3x + 2)y= 0. (a) Verify that y = x is a solution to the homogeneous equation. (b) Use reduction of order to find the general solution.
Minimize the objective function 1/2x+3/4y subject to the constraints (In graph form please) 2x+2y>=8 3x+5y>=16 x>=0, y>=0
Two linearly independent solutions of the differential equation y''+4y'+4y=0 are of Two linearly independent solutions the differential equation are 2x y,=e Y2 = e 2x / - 2x 6 Y,=e 92= xe 2x @g, = e - 2x -2x , 92= xe 2x y = e 2x Y 2 = xe²x e 9,=02x 1 Y 2 = e- 2x
6. The differential equation: y 4y 2x y(0) 1/16 has the exact solution given by the following equation: v = (1 /2)s, + (14)s +1.16 Calculate y (2.0) using a step size h-0.5 using the following methods: (a) Euler (b) Euler P-c (c)4h order Runge-Kutta (d) Compare the errors for each method. (e) Solve using Matlab's ode45.m function. Include your code and a print of the solution.