Randomly selected statistics students of the author participated in an experiment to test their ability to determine when 60 sec
1 answer:
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Answer:
a.
b.
Step-by-step explanation:
a.
Where,
Where,
Volume of the shaded figure =
b. expressed in factored form:
Look for the term that is common to 9a³ and 9ab², then take outside the parenthesis.