Answer:

Step-by-step explanation:
The additive inverse of a number (its "opposite") is what you add to the given number to get a sum of zero.

Answer:
Number of Possible Sequence = 5 x 4 x 3 x 2 x 1 = 120 ways
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Alright, imma help you. Imma work on it on a piece of paper. :D
Answer:
B. 18
Step-by-step explanation:
For the function

we can find the value of the function for all x that are very close to 9 but are less than 9 and for all values of x that are very close to 9 but are greater than 9.
1. For 

2. For 

So, limit exists and is equal to 18.