Well, looking at the graph, notice, its vertex is at 0,9, and it passes through the points -3,0 and 3,0, so hmm let's use 3,0, to get the equation of f(x)

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The answer is 24! You can find this out by just counting them.
Answer:
PROPORTION.
Step-by-step explanation:
The relative frequency in a relative frequency histogram refers to PROPORTION.
A relative frequency histogram uses the same information as a frequency histogram but compares each class interval with the number of items. The difference between frequency and relative frequency histogram is that the vertical axes uses the relative or proportional frequency rather than simple frequency
Yeah it is true abd it is correct
5/6=10/12
10/12=5/6
3/12=9/4
3/4=9/12