1. Let X be the discrete variable that 'getting 4 in a throw of two dice'. (a) (b) (c) Show that X is a discrete random variable. Find the cumulative distribution function and illustrate in graph. Hence, find median.

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A: Images attached.Explanation:

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A: The detailed solution is provided below.Explanation:

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A: Hi! Please refer to the attachments. Thank you!Explanation:

Q: Factor and solve the quadeatic equation: x²-5x-6=0 OX=6 and -1 OX=-2 and -3 OX= 2 and 3 OX=-6 amd -1

A: The objective of this question is to factor and solve the given quadratic equation x² - 5x - 6 = 0.

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A: ⎣⎢⎡​s+2t2s+5t2s​⎦⎥⎤​,s,t∈R⎣⎢⎢⎢⎢⎢⎡​x1​x2​x1​+2x2​+3x5​x5​x5​​⎦⎥⎥⎥⎥⎥⎤​,x1​,x2​,x5​∈R Nullity + Rank…

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A: Note: As per our guidelines, we can solve the first question. Please repost the remaining questions.

Q: 2. The graph of f is shown in the figure. Sketch a graph of the derivative of f. 4 6 " •

A: We have given a graph of f(x):

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Q: c

A: Please refer below pages.If you have any questions feel free to ask.Explanation:Step 1: Step 2:

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A: Hi! Please see attached file. Thank you!Explanation:

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