Differential Equations Answers

find the derivative of i) cosmx ii) cospow(2)x

if y= pow(ax) cospow(3)x sinpow(2)x find dy\dx

Find the Taylors expansion of f(x) = Sin x at x = 0.

in estimating the cost of a pile of bricks measured as 2m*15m*1.2m,the tape is stretched 1% beyong the standard length if the count is 450 bricks to 1m^3 and bricks cost $100 per 1000,find the approximate error in the cost.

Find the nth derivative of Cos mx and cos^2x

The gradient of the curve y-xy+2px+3qy=0 at the point (3,2) is -2/3. the value of p and q are

Find the Taylors expansion of f(x) = Sin x at x = 0

Taylors expansion of f(x) = Sin x at x = 0.

What is the scale factor from a to b

Solve the system of differential equations dy/dx =xz+1, dz/dx =-xy for x=0.3 using 4th order R-K method with y(0)=0, z(0)=1.