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1.
-/1 points
scalc6 8.1.001.
evaluate the integral using integration by parts with the indicated choices of u and dv.
/ x2 in x dx: u = ln x, dv = x2 dx
+ c
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2. -11 points
scalc6 8.1.002.

the dimensions are:

step-by-step explanation:

we want to find the dimensions of a rectangular box with volume of

we factor to obtain;

we rewrite the rightmost factor to obtain;

recall that:

we apply difference of two squares formula to obtain;

hence the dimensions are

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

answer: 193

explanation:

200-7 = 193