If Cov(X,Y) = 808, then what is Cov(10X,4Y)?

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Q: Suppose Cov(X,Y) = 725. What is Cov(0.72X, 0.62Y)?

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Q: 1. Solve the following differential equations (D.E) 1. y' + y2y = 0, y (0) = 1, y' (0) = 4 2. y' -…

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Q: +(x-1)+(x-1)+qy-2)+ Expanding Equation (3) and simplifying, we obtain the following equation…

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Q: Write in sigma notation: The sum of the integers starting with 10 and ending with 99

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Q: Determine all polynomials p(x) such that (x - 1)p(x +1)= (x+2) p(x) and p(2) = 12.

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Q: Question 3. Use complementary slackness to determine if x₁ = 9/7, x₂ = 0, x3 = 1/7 is an optimal…

A: Given LPP is sub to :

Q: Compute U22 and match every element in U22 with its inverse

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Q: 7. Complete the following truth tables using the given values of p, q and r. p q r FT F Pr p q r P…

A: See the explanation. If you have any doubt ask me I will give you the answer.Explanation:Step 1:…

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Q: Currency BDS =$1 USD = $ 2.0675 Convert $7306 BSD to USD. Show all working.

A: Therefore, $7,306 BSD converts to $15,105.155 USD or $15,105.16 USD.Explanation:To convert an amount…

Q: Solve the consumers maximization problem JynuuÉvo Σαπώθηκε από max U = x + 0log(a + A) subject to…

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Q: 10-3 16 2 -2 -1 abouous Turpiiril. Let A= -3 11 2 3 Consider the transformation T defined by…

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Q: Let (A,) be a poset. Define a function f: A → P(A) by f(x) = {a € A: a <x}. What can you say about x…

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A: We have to evaluate: Calculation:

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Q: Lieutenant Commander Data is planning to make his monthly (every 30 days) trek to Gamma Hydra City…

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Q: 5. Let f(x) = -1 0<x<T 0 π < x < 2π 1 2π <x<3π (a) Find the sin series for f(r) with period 67. (b)…

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Q: (1) Let T: RP → Rª and S: R² → Rª be linear transformations. Prove that ||T +S|| ≤ ||T|| + ||S||.

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Q: . Solve the following differential equations (D.E) 1. y' + y 2y = 0, y (0) = 1, y' (0) = 4

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Q: -Calculate the potential difference (V) from A(0,0,0) to B(2.1.3) if E= 4xy ax + 4x²zay + 2x²y a₂! m

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Q: Public libraries imposes fines for late books. Imagine a group of members are owing each 100$ in…

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Q: Which of the following series is conditionally convergent? Select one: O a. O b. O c. O d.…

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Q: Solve the following IVPs. Use t as the independent variable. 2y" − 4y' + 10y = 0 with y(0) = 2 and…

A: (.) Given IVP is,            here  is an independent variable.We solve the IVP by the method of…

Q: Let A = 2 3 4 1-3 5 Find the following: (a) (DA)T and B = 1 5 2 -1 0 1 3 24 and C= (b) 2C+C² 4] 6 -2…

A: The matrixes are :The main aim is to find :a) b)

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Q: Consider the population model dy dt = 3y - y² - 2. This is a harvesting equation with a harvesting…

A: 9)Given:The given population model is .Here, the harvesting rate is 4.To find: the steady states and…

Q: Find y as a function of t if y(0) = 8, y'(0) = 4. y(t) = 6y" + 33y = 0,

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Q: Solve the following linear program using the simplex method by using slack variables to get a basic…

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Q: The matrix B was row reduced by the following operations 3R₁ → R₁ (row one was scaled by 3) a. b. R3…

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