1°C is the temperature at noon.
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.
Answer:
No
Step-by-step explanation:
No because the measure of two sides are always greater than the third side
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Answer:
25a-20
Step-by-step explanation:
15a+10a-20=
25a-20
Answer:
correct
Step-by-step explanation: