A checker is placed in the bottom row of a checker board as shown below. It can move diagonally upward. The checker cannot enter the square with an X, but can jump over it. How many paths are there to the top of the board?

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A: This is a problem of harmonic motion.

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A: Here the given rectangles are

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A: According to our guidelines we can answer only one question and rest can be reposted.

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A: To see how many different orders are possible for elements in  Z92639

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A: Please note that, as you asked (G.15) answer so I answered only part (G.15)

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A: Since you have posted a multi subparts question according to guildlines I will solve first three…

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A: The differential equation of the form, dydx+py=Q is named as linear differential equation. The…

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A: this is a problem of functional analysis.

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A: