By how much is the spring compressed
Question: A 75kg student is standing atop a spring in an elevator that is accelerating upward at 3.0m/s^2 The spring constant is 2300 N/m. By how much is the spring compressed?
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Suppose that the group consists of six men and six women. How many different ways can the group seat themselves, if we insist that each person sit between a man and a woman?
Prove, for each positive integer n, the number n! can be written as a sum of n terms n!=a1+a2+a3+.....+an, where 1=a1<a2<<an and all the numbers a1, a2,....., an are factors of n!. (Hint: induction, naturally.)
Determine the distance from the surface of the earth to the surface of the moon.
Suppose that ten of the books are fiction, ten are non-fiction, and ten are poetry, and Alice wants to read at least one book of each type. Now how many different ways can she decide which book to read on each day?
A 75kg student is standing atop a spring in an elevator that is accelerating upward at 3.0m/s^2 The spring constant is 2300 N/m. By how much is the spring compressed?
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What is the probability of rolling 2 ones, 1 two, 4 threes, 3 fours, 2 fives, and 1 six? What is the probability that there will be at least three dice showing the same number?
Twilight Corporation acquired End-of-the-world Products on January 1, 2014 for $6,400,000 and recorded goodwill of $1,200,000 as a result of that purchase.
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