Temperance societies worked to A) eliminate the consumption of alcohol.
Answer:

Explanation:
Given

Required
Determine the directrix
First, we express the equation in form:

Where the directrix is:

So, we have:

Rewrite as:

Multiply the right hand side by 4/4


By comparison:
and 



The directrix is calculated as:

So:


Answer: knot, kph, Mach, miles, mph, rev, rpm
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