believe the answer is 8 because sulfur has 6 valence electrons and when it becomes sulfide it gains two electrons making it 6+2=8.
Answer:
Its B, y=-0.89x^2+3.24x+11.93
Step-by-step explanation:
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17 is the constant term because it does not have any variables.
Answer:
Option D is correct.
Step-by-step explanation:
We can tell that
Now, let's simplify.
=> 
=> 
=> 
=> 
=> 
Therefore, Option D is correct.
Hoped this helped.
Answer:
c. 4
Step-by-step explanation:
I'm correct if I'm rwong