Cov(x,y)=v(y) if x=y True False оо

Q: Find the following. = ( ₁₁ — 1) , V₁ 1, = 2 U = (a) ||u|| (b) (c) ||u + v|| (d) (e) ||v|| (f) — 33 u…

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Q: 2 4 Ayz x = By + Cz' ||

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Q: az + b If T(z) cz + d a, b, c, d e R. Show that T(RU{∞}) = RU {∞} if and only if exist

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Q: Translate Q (0, -8) using (x, y) → (x - 3, y+ 2). Your answer: O Q'(-2, 5) Q' (3, - 10) O Q'(-3, -6)…

A: The transformation is, (x,y) ------> (x-3, y+2) So, (0, -8) ------> (0-3, -8+2)

Q: Evaluate y ds, C: x = t², y = t, - 1<t < 9 |3D (325)-(5)를 1 12

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Q: Find af ?х af ду af дz af af 7 Әх ду ах af = = ду af = af дz f(x, y, z) = 3xy + 3xz - 3yz Find their…

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Q: If x, +iy,=x,+ iv, then x =y,

A: Given x1 + iy1 = x2 + iy2

Q: Simplify (qq) to F 1. Select a law from the right to apply -(q→¬¬q)

A: We have to simplify the logical expression

Q: Suppose z = f(x, y), where f is differentiable, x = g(t), and y = h(t). If g(6) = −4, g'(6) = −8,…

A: Step 1: Given that z=f(x,y),x=g(t),y=h(t) and…

Q: 2. Prove that JAIVAVITU var (ax + by) = a²var (x) + b² var(y) + 2ab cov(x, y)

A: Let X and Y be continuous random variables with joint distribution function,   F (x,y). Let g (X,Y)…

Q: DUN PP 금 (8) 시대 1 ㅎㅎ ㅎ ㅎㅎ ||| AP dx y = u² and u = x² + 2 ***** DUE (b) y = u and u = 4x² ay I 이미…

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Q: (1-) ex, 4. S ex 2dx

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Q: 7x-4y-3z = 21 -4x+7y-z = 0 -3x-y+5z = 0 x, y, z?

A: Given

Q: for 3x'z -x'y² +2z + 3xy = 0 ( Hint: Let %3D F(x,y,z) = 3x z - x'y? + 2z +3xy) %3D

A: Explanation of the answer is as follows

Q: Suppose that Cov(X, Y ) = 5. What is Cov(3X + 4, 9Y )?

A: Cov(X, Y ) = 5 &amp; We have to find Cov(3X + 4, 9Y )