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Answer:
B C and E
Step-by-step explanation:
The easiest way to know if the graph was a function is the vertical line test
If you can draw a verticle line that interests the graph two or more times it is not a function and if you can't it is a function
Answer:
The statement is true because 69 students study for 3 to 4 hours and 52 students study 5 to 6 hours.