Question

solve the equation in interval [0,2pi) for
3sin^2delta-7sindelta+4=0

Answer #1

Find all solutions of the equation cos(2x+pi/4)=cos(x) in the
interval [0,2pi)

Solve the following equations over the interval [0,2pi)
a) 3tan^2x-9=0
b) 2cos3x=1
c) sin2x=cosx
d) 2sin^2-3sinx+1=0

1. The movement of a ball is modelled by the function y=
3sin(pi/2 x ) +7. What is the average rate of change of the
interval 4 is less than or equal to x less than or equal to 6.
2. Solve the equation sin^2x +1= -2sinx for 0 is less than or
equal to x less than or equal to 2 pi.
3. Solve the equation sin^2x + 2sinx-3=0 where 0 is less than or
equal to x less...

solve differential equation
y^(4) +2y''' +2y''=0

Solve x'' + 4x = 3sin 2t.
differential equations

Consider the curve r = 2 - 3sin (theta). Give a vector
equation of the tangent line at theta = 0.

4)Physically, damping is always present. Now
equation 2 below is modified for damping.
x''+2x'+16x=3sin(t)
(2),
Solve in Mathematica or Matlab and plot the solutions for the
following conditions.
Using different styles and line color. Plot (a) and (b) on the
same graph then (c) and (d) on another.
= 8 x(0) = x’(0) = 0
= 4 x(0) = x’(0) = 0
= 4 x(0) = 0, x’(0) = 5
= 4 x(0) = 1, x’(0) = 0
To...

Using separation of variables to solve the heat equation, ut =
kuxx on the interval 0 < x < 1 with boundary conditions ux
(0, t ) = 0 and ux (1, t ) = 0, yields the general solution,
∞
u(x,t) = A0 + ?Ane−kλnt cos?nπx? (with λn = n2π2)
n=1DeterminethecoefficientsAn(n=0,1,2,...)whenu(x,0)=f(x)= 0,
1/2≤x<1 .

1/2
tan^2(x)=1-sec(x) on the interval [0,2pi)

Solve the psuedo-quadratic equation y^4+7y^2-30=0

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