1. Verify the following trigonometric identities. (a) sin x tan x = secx- cos x sinx sinx - Cos X cosx = 623x 2 Shx = 605x (b) tan x+cot x = cox-cost sinx - cosx = SCCI sin x

Q: 3.57 Consider the experiment depicted by the Venn diagram, with the sample space S containing five…

A: As asked by you, I have answered the questions (C) and (D) only. Please find explanation below.…

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A: Given :  μ = 77 σ = 8  n = 16

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A: The given data is as follows:Sample 1Sample 2

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A:

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A: The current total cost is  80+0.3*27*27 +50*2- 27*2= 344.7

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A: Given,

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A: Given information: Expected number of whale sightings in a week = 13

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A: Let p be the probability of you liking the pizza. Given that p = 0.08

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A: Total no. Of homework problem = 12 Total no. Of problem selected = any 5

Q: (b) Find a vector equation for the line that passes through A and B; also find the distance from C…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: Only parts C and D please. Thank you.

A: Hypothesis are used to compare the sample and population. It also used to compare the two samples.…

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Q: 1. A psychologist is studying learning in rats. The psychologist wants to determine the average time…

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A: To determine which of the given situation can be modeled by a linear equation.

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A: Solution: The observation in increasing order  13, 13, 13, 20, 26, 27, 31, 34, 34, 34, 35, 35, 36,…

Q: find part c

A: The provided information are: Population mean(μ)=2.2Population standard deviationσ=0.9

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A: Given data is  weight(pounds)(x) cost(y) 12.3 17.08 18.8 23.84 20.4 26.82 16.5 19.85…

Q: Let A be the 100 by 100 matrix such that the i, j entry of A is i+j. Also, let B be the 100 by 100…

A: here we solve the solution of part a)

Q: For #3-8: True or False. If false, explain why. 3. If V1, V2, V3, V4 € IR4 and v3 = 2v1 + V2, then…

A: