Make sure to justify your answer. A normal distribution has a mean of 75 and a standard deviation of 15. Determine the z-score for the data value of 85.

Q: 8b

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A: To select the functions which can ve factored easily to find their zeroes.

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A: We can solve this as follows:

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A: Explained below

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A: topic - linear equations

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A:

Q: 9) .., -2, -32, ... А) 1 В) -8 С) 4 D) –4

A: Given problem:- Find the missing term or terms in each geometric sequence. -2, ____, -32

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A: We will understand the concept of y intercept.

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A: As per the company guidelines we can solve first question. I hope that the given solution will help…

Q: the

A:

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A: This is simple ratio and proportion question.

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A:

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A: Given query is to find the complement of B.

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A: Let's find.

Q: 10) -4, -972, .. .... А) —12, -36, -108, -324 4 4 В) —4, 3' -- - - 9° 27 4 4 4 4 -- - 3 9 27 81 D)…

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A: We have to write in Sigma notation according to the given information

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A: Let's find.

Q: 5. The series r" is converges. n-0

A: See the answer below

Q: Which of the following relations is NOT a function? * {(6,2),(-1,2).(-3,2).(-5,2)} 30 15 Option 1…

A: