Answer:
Step-by-step explanation:
Perpendicular lines have negative-reciprocal slopes.
The line contains point P(4, 8)
<u>Point slope form:</u>
<u>Given line:</u>
The slope of the perpendicular line is m = -1/4.
<u>The line in point-slope form is:</u>
Answer:b
Step-by-step explanation:
Integration by parts will help here. Letting

and

, you end up with

and

. Now


For the remaining integral, setting

gives

, so

Putting everything together, you end up with
Umm just do the problem with 7 in the place of N