
Try setting

, so that

. The interval then changes from

to

.
Now, the integral is

The Pythagorean identity lets you reduce the denominator:

Since

for the given interval, you have

, which means the integral is equal to
Answer:
The lines are perpendicular
Step-by-step explanation:
Solve this like a regular equation:
2n + 5 > 1
2n > -4
n > -2
Hope this helped!
Answer: y=300⋅2.03x
Step-by-step explanation: