find the integral 1/ (x* e^x ) dx

find the integral 1/ (x* e^x ) dx

I need to see the steps for solving the following equation: Find the equation of the tangent line to the curve at the given points for y=x^2-1/x^2+x+1 (1,0). I know the answer...

The graphs of the polar curves r=3 and r=4-2sin(theta) are shown in the figure above. The curves intersect when theta=pi/6 and theta=5pi/6. a) Let S be the shaded region that is inside...

for the function f(x)=1/3(x+2)^2(x-3)^2, find the transition points, intervals of increase/decrease,concavity,and asymptotic behavior.

What can you conclude about the graph of f(x) from the following table? justify your answer -1 ...

Find the maximum value M and the minimum value m of the function in the given interval use sign charts to support your findings A) y=2 radical x- 3x ;[1,4] B)y=cube root of x+1 + the cube...

Every month, a particular interest-bearing account earns 0.2 percent interest on the average balance for that month. The function B(t) =7.5t^2 -300t +5000 represents one investor's balance...

Find the MacLaurin Series of f(x) = x3sin(x)

I am trying to understand what's best to start this problem.

que derivadas sales de la funcion y= sen x

how is the relationship between the central angle theta and the depth of an amount of liquid in a cylinder tank on its side h= r(1-cos(theta/2)?

classify each function as a power function, root function, polynomial (state in degrees), rational function, algebraic function, trigonometric function, exponential function, or logarithmic function...

evaluate The Difference Quotient For The Given Function. Simplify Your Answer. f(x)=x^3, f(a+3)-f(a)/h

a spherical balloon with radius r inches has a volume V(r)= (4/3) pi r^3. Find a function that represents the amount of air required to inflate the balloon from a radius of r inches to a radius go...

A ball is tossed up from a tower 50m above the ground. If the ball has an initial velocity of 30m/s, how long will it take to hit the ground if a = -9.81m/s^2. Help!?

Differential equations are often referred to as mathematical models. Explain what the phrase “mathematical model” can mean, experiences with mathematical models, and how the mathematical use...

The letter y appears in two places in the differential equation dy/dt = 0.3y. Is it appropriate to think of both occurrences of y as function of t? Explain.

Graph 3 members of the family of curves that have f(x) = -x+1 as a common derivative. Help!?

A biatholon is organized for swimmers and speed walkers. The first leg will require swimming from a launch 4 km from the shore of the lake. The second leg involves a walk to the finish line which...

Two people walk away from the same location at the same time. The first person travels east at a rate of 2.5 m/s. The second person travels south at a rate of 1.5 m/s. At what rate is the distance...