Homework Statement
a snowball is rolling donw a hill, its radius is changing at a rate of 2 cm/min. what is the rate of change of the area, when the radius is 8 cm?
Homework Equations
da/dt= 2pir2dr/dt
dat/dt=2pi(8)(2)
32pi ?
is that right
The Attempt at a Solution
32pi
Homework Statement
Using Taylor expansion, show that the one-sided formula (f_-2-4f_-1+3f)/2h is indeed O(h2). Here f-2, for example, stands for f(xo-2h), and f-1 = f(xo-h), so on.
The Attempt at a Solution
Can some1 help me get starte, I am greatly confused
Homework Statement
For the given set of data, find the least-square curve:
A) f(x)=Ce^Ax, by using the change of variable X=x, Y=ln(y), and C=e^B to linearize the data points.
B) f(x) = 1/(Ax+B), by using the change of variable X=x and Y = 1/y to linearize the data points.
x : [ -1 0 1...