TheOneXWZ

8 Questions
0 Answers

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Counting plz help asap

Let n be a positive integer.
(a) There are ordered pairs of positive integers, where Using a counting argument, show that this number is also equal to
(b) There are ordered read more ..

TheOneXWZ Feb 12, 2023

-1

146

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plz help

In a sequence of coin flips, a run is a series of consecutive coin flips that are all the same. For example, in the sequence
the red letters form a run.

If a fair coin is flipped four times, what is the expected length of the longest read more ..

TheOneXWZ Feb 2, 2023

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141

3

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plz help!! Probability problem.

In the SuperLottery, three balls are drawn (at random, without replacement) from white balls numbered from 1 to 12, and one SuperBall is drawn (at random) from red balls numbered from 13 to 20. When you buy a ticket, you choose three read more ..

TheOneXWZ Jan 28, 2023

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224

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Is there another way to prove this besides induction? Help asap

TheOneXWZ Dec 14, 2022

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270

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HELP ASAP, abt floor and ceiling

TheOneXWZ May 23, 2022

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316

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HEEEELP

If , then for what value of is undefined?

TheOneXWZ Apr 19, 2022

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299

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HELP ASAP

f(x) = ax+b, a and b are real constants, and g(x) = 2x - 5. Suppose that for all x, it is true that g(f(x)) = 3x + 4. What is a+b?

TheOneXWZ Apr 19, 2022