4: verify that wy = Wyx . ریاضيات المرحلة الثانية a w = In (2r + 3y) %3D

Q: Suppose Cov(X,Y) = 231. What is Cov(8.6X, 3.4Y)?

A: The objective of this question is to find the covariance of the two variables 8.6X and 3.4Y given…

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A: Since opposite sides of a parallelogram are equal, therefore

Q: 4. cote + tane sece csce %3D

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Q: Are X and Y independent rv’s? Explain.

A: If two random variables, X and Y, are independent, they satisfy the following conditions. P(x|y) =…

Q: Q5) if z = 1./(3+x.^2+y.^2), where x and y = -3:0.1:3, could you plot x,y,z as shown below: 0.3 0.25…

A: Given: z=13+x2+y2where,x=-3,y=1.3   Now plot the given function.

Q: zdz + -dz. Izl=1 Z :Select one True False أخل اختياري

A:

Q: 2. Find the divections..in.w.hic . fCx,y) = X- a.. Increases.ms..rapidly.at. paint.C1). b. Decrenses…

A: Solution: The given function is fx,y=x22+y22    ......(1)

Q: 2. f(х, у) 3 а? —гу + у? then ,is

A: Given: fx,y=x2-xy+y2   We know that; The sum/difference rule: f±g'=f'±g' The Power law; ddxxn=nxn-1…

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A: We need to find: (a)g(h(f(x))) (b)h(f(g(x))) (c)h(g(f(x)))

Q: Asla has an investment that is worth $5011.00 and has an expected return of 18.86 percent. The…

A: To find the value of x, we can use the present value formula for cash flows:x=F∗V/(1+r)nwhere FV is…

Q: dx 7). JaVx-1

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Q: y = 6 7x, y = 67u-1 7x — 1, у %3D 6" 67*, y = u+6-1 –7x, y = 6“ 6*, y = ux-1 TEXT P = V72 + 14 7, P…

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Q: = Express by ¡y¡ in the terms of x variables where y; = C₁jx; and bicik = 8%.

A: express bijyiyj in the terms of x variables where yi=cijxj             ...i and bijcik=δik…

Q: ∇×F=?   -24xz is incorrect！

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Q: 7. Yoshi is experimenting with an image-editing program on his computer. He rotates his picture…

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Q: 1+ sinr Select one: a. -tanx + secx + c b. tanx + secx + c C. 1. +e 1 COSI d. tanx secx + c

A: First do some simplification in expression than integrate.

Q: 2 (x+95y)e !!

A:

Q: the lengths of a female humerus and a male humerus are equal when

A: We will find length of  humerus when height of both male and female become equal .

Q: Suppose Cov(X,Y) = 590. What is Cov(1.7X, 3.1Y)?

A: The objective of this question is to find the covariance of the two variables 1.7X and 3.1Y given…

Q: +: 1+ x² ]dx

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Q: Given |a'| = 22, |b| = 35 and the angle between a'and b is 58°, %3D state a'x b|. Round your answer…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: C b. 108° с

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Q: for z = In(2® + y*). Find

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Q: 1 .dx شد Evaluate / وجة ضوئیا ب CamScanner

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Q: 2. Find an estimate of the root of the equation: 2* + Vx² +5 =20 using regula-falsi method. Ans

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Q: 6 uoi ion V 108r²y³ +xv/ 75y³

A: We have to simplify   √(108x2y3) + x√(75y3)

Q: dy to de

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Q: S cot-1 2x dx

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Q: If fxy (x, y) = , ,0 2) =

A: Given,fXY(x,y)=x+y27 ; 0<x<2 , 3<y<5

Q: 4) If y = 2x2- 3x, then dy at (-1, 5) equals: dx a) O -7 b) О -1 c) O 21 d) O 1

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Q: If z = 3x² + y² and (x, y) changes from (1, 1) to (1.05, 0.9), compare the values of Az and dz. dz =…

A: The objective of the question is to compare the values of Δz and dz for the given function z = 3x² +…

Q: 1. Which of the following statements are true? I. If A and B are independent then A' and B are…

A: 1. III.…

Q: 1 -2 -4 -3 2 -7 -7 -6 7 b = 4 A = -1 2 6. -1 9. 8 1 -2 -4 -3 -3 1 A = 2 1 3 -5 1 1 O15 4100n

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Q: Suppose Cov(X,Y) = 590. What is Cov(1.7X, 3.1Y)?

A: The objective of this question is to find the covariance of the two variables 1.7X and 3.1Y given…

Q: Enter the value for the parameter b (rounded to four decimal places if necessary).

A:

Q: What is the equation? y 0. 3 8 3. 18 23 33 Oy=x+3 Oy 3x Oy= 5x - 3 Oy=5x +3

A: (8). GIVEN DATA : Values of x & y                           TO FIND : Equation of the given…

Q: Express by ¡y; in the terms of x variables where y; = C¡¡x; and bicik = 8k.

A: Given equations as yi=cijxj and bijcik=δki

Q: Find Sol of 3za + 10zxy + 3zyy = 0

A: We will find it's solution.

Q: 8. On parallelogram ABCD below, if A(1, 1), B(8, 5), C(5, -5) and D(-2, -9), what are the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 3 - If h(x, y) = y – xy – x², find at the point (2, n) ду

A: The given function is  h(x, y) = y - xy - x2 To find ∂h/∂y   at (2, π)