Which of the following equations determines E(XY)? // yf»(x, y)dydx * y xfry (x, y) / yfrv(x, y)dydx

Q: 2 dydx + f(x, y)dydx

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Q: of and for the functions: dx dy H.W: Find 1. f(x, y) = (xy-1)² 3. f(x, y) = (x²-1)(y + 2) 2. f(x, y)…

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Q: Differentiate: F(y) = 금)(y-10y) - yA F'(y) =

A: Definition used -            Power rule of derivative -…

Q: If z = In(x² – 2y), and x=u+v, y= e" , find and du If w=2xy'z', and y =x² +1, z= Vx, find dx

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Q: Find y'.

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Q: f(x,y)=xe*/2+275x²y³, then at (1,1) is equal to əx²əy³

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Q: Evaluate dy/dx at (-3,1) for x3+(7+xy)5/2=82/3+y2

A: Given:

Q: af dy of f(x, y) = tan (x²y³ + 2xy)? What is the

A: Given:     To determine:

Q: f(x)= Aex, x> 0 Y= (x)1/A Where, A = 2 Find the CDF and PDF for Y.

A: Given that  f(x)=λe-λX  ,   X > 0 Y= (X)1/λ         where  λ=2

Q: Q3) Find the derivatives of the following functions a) fy=cos u, u=2x+x/2 find dy/dx at point(0,2)…

A: i am solving 1st two question for last question repost.

Q: Let f(z, y) — (-(г + ))5. Then | 20(-(x+y))^3 dzðy dzðydz dz²dy

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Q: Find df / dx and ðf / dy. f(x,y) = e(x + y + 8)

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Q: f(x.y) = 7x?y",camate and af and ,campute

A: Given fx,y=7x2y4we have to find ∂f∂x =?    and   ∂f∂y=?

Q: You are taking a 10 question multiple-choice test. If each question has four choices and you guess…

A: Given Data Probability of success,p =1/4 =  0.25 Probability of failure,q=(1- 0.25 )=…

Q: Display the discontinuity of h at (0,0) and Evaluate hx(0,0).

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Q: f(x)= AEAX, x > 0 Y= (x)/ A Where, A = 2 Find the CDF and PDF for Y.

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Q: Find df / dx and ðf / ðy. f(x,y) = e(x +y + 2)

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Q: y = v2x + (1//2) х2 +1

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Q: dy/ dx-y/x= -y ^2 /x Is it linear ? does lt become linear with a substitution v = y^ 2? does lt…

A: given equation is  dydx-yx=-y2x

Q: d/dx (2x'y²+8x-2y+3)=? Select one: a. xºy2 b. 14x°y? O c. 14x®y²+8 С. d. 14x°y²+2y O e. 2x'y?+8x-2y

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Q: Consider y=(x2+1)2x a) find dy/dx b)Evaluate y'(1)

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Q: f(x,y) af ?x af ду = af ду X 2x² + 8y² f(x, y) = tan af ?x (5)

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Q: Find y' for x 3 + y-3 9. at the point (2, 1). | At (2, 1), y' Preview ||

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Q: Find of / dx and of /ay. f(x.y) = elx +y+6) of I dx = of I dy =

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Q: By using chain rule Find dy/dx iff- u=-1, x=-1

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Q: дхду дхдудх dx² dy

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Q: OLif f(x, y,z)=2exp(-5xyz)cos(15z) Find

A: Partial derivatives

Q: find fsub(x), fsub(y), and fsub(z): f(x,y,z)=e^yz+sinx)

A: Given,          fx,y,z=eyz+sinx

Q: Sove for dy 4 X3 hy= e*csch (2-y?)

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Q: V24x'y³ • J50x² y° V40m²n • V50m n V28.x*y" 7xy 4 V42 75.xy* V3x 5. 3. 4.

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Q: y'(t) = y sec t, Y 6) = 0

A: We need to solve the initial value problem y'(t)=ysect ; y(π/2)=0. The solution is given below.