Express 5/7 as a decimal.
2 answers:
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Answer:
Function is decreasing on (-8,infinity)
Step-by-step explanation:
The given function is
The first derivative is given by
For the function to be decreasing, we have
Divide both sides by -2. Since, we are dividing by a negative number hence, the inequality sign will change.
Subtract 8 to both sides
Therefore, the function is decreasing on (-8,infinity)
First option is correct.