Answer:
Answer: B) initial height = 150; hits the ground between 5 and 6 seconds
Answer:

Step-by-step explanation:






Answer:
-6+6=0
x^2=-6
sq root of -6 = x
Step-by-step explanation:
Answer:
8xy
Step-by-step explanation:
Subtract -13xy from -5xy
-5xy - (-13xy) =
-5xy + 13xy =
8xy
<em>good luck, i hope this helps:)</em>
Simplify the integrands by polynomial division.


Now computing the integrals is trivial.
5.

where we use the power rule,

and a substitution to integrate the last term,

8.

using the same approach as above.