Let f (x, y) = 4 xy n² (n + 1)² is joint pdf with x,y=1,2,3,...,n then V(x/y) is

Q: SUppose F(x) = dt. Find the formda 13 F (x ³) expressed using an integral. ? F (x* )= ]

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Q: draw the plot for the signal vs time for  f(t)=5e^−2t,for −1<t<2 zero otherwise over the domain…

A: In this question, we need to plot the graph of the given function f(t).

Q: Is f(x)= Vx + 1 continuous at x == -1

A: Draw the graph and check continuty with help of limit of function.

Q: what is f'of x

A: Find f’(x).

Q: A table of values for f,9, f', and g' is given below: z f(z) g(z) | f'(z) g'(z) 1 3 2 4 6 2 1 8. 7 3…

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Q: z = f(st - 3, s2 +t) and fi(-1,9) = 3, f2(-1,9) = 7, fu(-1,9) = f12(-1,9) = f21(-1,9) = f2(-1,9) =…

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Q: Refer to the following figure. Draw the sign diagram for f' and find the relative extrema of f. Ind…

A: If the graph of the function changes from increasing to decreasing at a point P then  the function…

Q: Let f(æ) = In a*(x + 5)*(2² + 4)*| f'(x) =

A: We will use properties of logarithm. lnan = n lna  ln(a.b) = lna + lnb

Q: dy Prove that dx of x2 +2x is f'(x)=2x + 2

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Q: If f is a function from X to Y and C, D are subsets of Y then A O f(C-D) =f(C)-f (D) B f'(Cn…

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Q: Let X have cdf Fx(x) = 1- (1+x)^-A, x,a > 0. Determine the pdf and cdf of Y = CX

A: Let X have cdf Fx(x) = 1- (1+x)^-A, x,a &gt; 0

Q: Let f(t) = 4t* – 4t + 5e'. Then f'(t) =

A: find the derivative

Q: fCx)=(1+x)* at X=0 is LUX)=1+ KX + "७) %3

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Q: Let F(a) = f(x*) and G(x) = (f(x))". You also know that a = 2, f(a) = 3, f'(a) = 15, f'(a*) = 2 |3D…

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Q: integral f t^3 In t dt

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Q: 1 1 1 1 ++* 1 2 1 1 -2 1 1 Which system of ODEs matches the velocity field above? Ox'= 1, y = x…

A: The velocity field is shown in the picture. Consider, x'=yy'=1 This means: y'x'=1yydy=dx Integrate…

Q: Let f(t) 5t4 - 2t + 6et. Then f'(t) = =

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Q: Let F(x , y , z) = g(y) + h(z) + 5 In(x - 2) , where g(y) and h(z) are differentiable functions of…

A: If a function is a function of more than one independent variable then the derivative of this…

Q: Let X1, , X, be iid with population pdf given by h ( which integrates to 1 over the real line. Here,…

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Q: What is the simplified form of F(w,x,y,z)=[(1,3,5,7,12,13,15) Select one: а. F(w,x,y,z)=wz+xz+w'xy…

A: The given function is given by : F(w,x,y,z)=∑1,3,5,7,12,13,15 Let us simplify the function using…

Q: d/dt [sec^3(t)] compute the derivate

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Q: Let f(x) = 6 – x j'(z) = Preview

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Q: what local linearizatoin of the function f(x,y) sin(xy) + cos(x/y) at (pie/4, 1)  (show all steps…

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Q: If Y Poisson(A) and A has pdf f(A) = e-^ for A > 0, elsewhere, find zero E(2Υ) V (2Y):

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Q: Suppose f is continuous on [5,18] and '14 3) [1²₁ /14 (a) 5 (b) 1) fort f(t) dt = 18 (c) √ ¹8: (d)…

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Q: 3 (4-x), 25x52 The error involved in making a certain measurement is a continuous rv x with pdf f(x)…

A: Step

Q: What is the total change of f(x), if f'(x) = 2x - 3, over the interval [1, 3]? -3 O-2 O 2 03

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Q: Let I,"Erpi). f(x) = pe"1>0 IIN, -4.Find the pdf of (a) r(m.B) (b)[(1, B) (e )r(m, nB) (d) exp(nB)…

A: X~ exp(β) We want find the pdf of  Y=∑X ~ ?

Q: Let i, j, k e Za and w, x, y e Zb with i, j, k all different from each other and w, x, y all…

A: Let the number of elements in the domain be equal to m, and the number of elements in Zb be equal to…

Q: Let F(x, y, z) = x³yz² – 6x?yz + 9xz – 5y°z. Find F %3D xyz Fxyz

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Q: please give step by step answer.   let X have the PDF fx(x)={X^3/4,0<x<2 0,elsewhere a)let Y=X^2…

A: The problem can be solved using the concept of pdf. please find step by step solution below.

Q: (a) Compute P[(X = (1/2)]

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Q: Let F(x) = ₁ In(cott + 10) dt, Find F'(x)

A: The given problem is to find the derivative of function F(x). Given F(x) is Integral Function. We…

Q: -) = }20 otherwise UMVUE of (i) (ii)

A: Solution

Q: Asume that a function Fis defined by F(z)- 21+ 2 r. Then. F'(2) is given by (A) F(2)-4V3 (B) F(2)-…

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