What is the integral of x²tan^-1(x³)dx/1+x^6

Step-by-step explanation:

We are given

First, we can apply a u substitution where

To get our du, we will need to add a 3 to the top. That will give us

Now we can apply our substitution

Next, we need another substitution. This time, lets use the variable v where

We already have our dv, so we can apply this substitution as well

Now we need to get back to x, so we will have to sub in v and then u to do so

step-by-step explanation:

$20.01

step-by-step explanation:

the sale price is (1.00 - 0.77)($87), or 0.23($87), or $20.01.