f(x)= -3x2 -30x -9 a = b = C = h = k = 2.

Q: Find the domain of each function.

A: y=2x-8 Domain is the set of all values of x for which  2x-8≥0⇒2x≥8⇒x≥4 Therefore domain is [4, ∞).

Q: fxx = || f(x, y) = 5x4y6x4y5 - 21

A: For the given function f(x,y)=5x4y6-x4y5-21      has  fxx=12x2y5(5y-1)

Q: Find f(-2). f(x)=3x2 - 8x + 7 A) B) 21 35 D) 38 3,

A:

Q: The revenue for a company producing friendship bracelets is given by f(x) = -15x - 30x + 200 %3D…

A:

Q: Solve (D2-4D+3)y=e2x

A:

Q: f z-3x2- 4хy3 +6х,find. дудх

A: Given z=3x2-4xy3+6x we have to find ∂2z∂y∂x

Q: Solve (D3+2D2-3D)y=x.e3x

A: Given: The given differential expression is a non-homogenous linear differential expression. The…

Q: - 9x²-6x b) f dx x3-x2

A: Given: ∫9x2-6xx3-x2dx for integrating this we take x as common from numerator and denominator…

Q: Find the general solution y'=x-5/x^2-4x+4

A:

Q: (x*-3x2) r5-3Vx3+Vx x2-2 Q1: If y = find y'

A: Given,           y=x4-3x2x5-3x3+x4x2-23

Q: find (f-g)) wherefa)=-7x²+ 8n-4 and g (x) =-11x+2-1Mx²

A:

Q: 3t y" - y' - 6y = t²e³t - 4t², y(0) = 0, y' (0) = -1

A:

Q: y= - x+2x +3

A:

Q: f(x, y) = 8x3 6x2y3 + 7y4 -

A: Given data:     The given function is: f(x,y)=8x3-6x2y3+7y4.   The expression for the partial…

Q: Solve using the substitution method. 3x-9=y and y-3x=-5

A:

Q: xy' - y - 5x* – 3x2 + 2x = 0 when x= 1 and y = 2

A: Given differential equation is xy'-y+5x4-3x2+2x=0 we have to solve it when x=1 and y=2.

Q: Obtain the solution 3. (D³ - 2D + D- 2)y = 0

A:

Q: (e) y(ª) – 4y "= 5x² -e2* (g) y(“) +8y '= 4

A: The given differential equation is y(4)-4y''=5x2-e2x

Q: y = - x+2x +3

A: Given,            y=-x^2+2x+3

Q: f(x)= -3x2 -30x -9 b = C = c = a = h = k = 2.

A:

Q: V 96x-x² 48 9Vx2+y2 dydx =

A: Refer to the figure shown below:

Q: (D³ -3D* +4D³ -8D² +16),y = 0

A:

Q: Find the solution (D3 + D2 − 4D − 4)y = 8x + 8 + 6e-x

A: The given problem is to find the solution for the given non homogeneous linear differential…

Q: Find the general solution (D3+3D2-4)y = 0

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Q: F(x) = (x² + 4x + 7)°, then æ) = 2) =

A:

Q: Find the general solution 2x'y - (2x + y) = 0

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Q: x³-y²+z³ = 24.

A: F( x,y,z) = exyz f(x) = ∇f = (yzexyz , xz exyz, xy exyz ) λ∇g =  g(x) = 3x2 , g(y) = -3y2 , g(z) =…

Q: what is x-intercept of x^3-2x^2+4x+1?

A: Suppose given graph of equation is   f(x) = x3 - 2x2 + 4x +1

Q: Find the solution, (D3-3D2+30-1)y = 0

A:

Q: x° +2 y=- e3x +9

A: Given: As x→∞, y=x6+2e3x+9 To find: limx→∞x6+2e3x+9

Q: Vx - 5 h (x) 2x2 17x +21 -

A:

Q: Find (4z² + 3z")dz -1

A: In this question, we need to find the integral of the given function.

Q: (x – a)² +y² = a²

A:

Q: 2 D²y+y=secx²

A:

Q: Obtain the general solution. (D^2 + 9)y = 5e^x-162x^2

A: General solution of differential equation

Q: y-z = 1 3z = 2 If possible,

A:

Q: Solve for the solution: (D2 - 3D + 2)y= 2e-x + 8

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Q: f fx)=3x²-2x and g(x)=2x-3, find (fog)x)

A: solve

Q: a. y = x* -+ 2x* -+3*+ b./(x) %3D푸-+. c. g(x) = 4 -+-4 b. f(x) = 6x + 10 4x

A: Formula: Derivative of xn = nxn-1

Q: T:-2x - y + 17z = 4 and T": 2x - y-z = -7

A:

Q: y = 6x-2 + 8x³ + 11x, find f'(x). %3D

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Q: f(x)36x-4 g(x)%3D-7x-11

A:

Q: find δƒ/δx and δƒ/δy. ƒ(x, y) = 2x2 - 3y - 4

A: Find ∂f∂x as follows: ∂f∂x=∂ ∂ x2x2-3y-4        =∂ ∂ x2x2-∂ ∂ x3y-∂ ∂ x4        =4x-0-0        =4x

Q: y= - x*+2x +3

A:

Q: x3-2x2-9x+18=0 What is the solution set?

A:

Q: Q3. Solve (D3 – 2D² – 3D + 10)y = x³ – 3x + 2 -

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: choose the best descripttion of its solution -x+2y =2…

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Q: Find the solution. y- y xy1/2 By -(3r-2- a,- © y-c3r-24½,:

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Q: 3. (D3 - 4D2 + 7D)y = - 11

A:

Q: • F(x)=x2 -7x+20, g(x)= 2x+6.

A: Since you have asked multiple question, we will solve the first question for you as per our guide…