23. y = |x + 2| – 4 26. y = 4 - x + 2|

Q: Differentiate y %3 (x? + 7х — 1)(5х + 2) а. 20х3 + 6x2 +70х + 9 b. 12x3 — 4x2+ 70х + 9 с. 10х3 + 6x2…

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Q: 17 If y =-2x-x + 6, what is the value of y when r = -1 2/1

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Q: 47. If S(2,y)=(2x-3yy', then f,= _ a) -15(2x-3y)" b) –10(2x-3y) c) 15(2x-3y) d) 10(2x-3y)

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Q: Evaluate x-(xy-y) for x satisfying 4(x+4) = 5x+20 and y satisfying -9y-8=7y+24. x- (xy-y)= (Simplify…

A: We will solve the following

Q: 2. Find Y if y =x +3x-7 and x 21 +1.

A: Given: y=x2+3x-7x=2t+1

Q: 6. If x = 2 and y =-3, what is the value of 2r-3ry-2y?

A: Given x=2 and y=-3We need to find the value of 2x2-3xy-2y2

Q: Evaluate y'' + 3y' + 2y = e^-t  When, y(0) = 4 and y'(0) = 5

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Q: y 8. If z = 2 = 0. show that + 2 x + y ||

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Q: 4х + у + 3z 3 17 x+ 5у +z%3D 14 2х - у + 8z %3D 12

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Q: 3. (4r*y² – 6r²y – 2r – 3)dr + (2r^y – 2r)dy = 0, y(1) = 3

A: The given equation is exact.

Q: 2- SS2 dA A= {(2x,4):x7, y7p and y=x, xy=16, x=8 f4,4)' (8) Az

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Q: 2x + 4y 2 8 2x - 4y s 8 20 y 10 Solution Set

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Q: y"=4y'+3y=20cosx

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

Q: 14メナ2y=7 X-y=4

A: x + 2y = 7 ..... (i) x - y = 4 ...... (ii)   (i) - (ii) gives, (x+2y) - (x-y) = 7 - 4 So, 3y = 3 So,…

Q: Min Z=2X,+ X2 S.t X,+3X2 >,30 -4X1-2X2 S-40 4X,-2X2

A: See the attachment

Q: ) Max z = 2x 75y Subject to: 2× + 9 y 4 10 3X ty E 12

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Q: 2 If V25x - 3 = 7, then x = ? 2 F 16 25 H. 2 52 - 25 K 4 .

A: Our Aim is to find the value of x if we have 25x -3=7 -(i)

Q: ý +4ý + 3y Y6) = y'(0) = 1 %3D to

A: Given that

Q: 7) y"+4y+20y-23sint-15cost y(0)-0, y'(0)--1

A: We have to solve given problem:

Q: [4] If X= [5 4 3] and Y = | 6 find XY and YX. 3

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Q: 1. y" +y' - 2y = 0 when y(0) = 4 y'(0) = -1 2. y" - 6y' + 5y = 0 when y(0) = 1 y'(0) = 3

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Q: 6. (3y2-x2" = 0 ;when x = 1, y = 1 y5 2y4

A: The given differential equation is 3y2-x2y5y'-x2y4=0; when x=1, y=1

Q: 9x-y+z=3 10x-y+z=8 Find (x,y,z)

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Q: d^3-5d+4)y=0 when, x=0, y=-2, dy=9, d^2y=0

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Q: If y = 5 when x = -3, find x when y = -1. %3D

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Q: Example 8. If a relationship between x and y is given by : 2x + 3y = 10 and M.D. of x is 15, what is…

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Q: 20+y dy 20-y -20

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Q: _____18) Find y' if y= 6+x √4-x²

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Q: 4. 4x-5y z 10 6. 2r + 5y < 5 8. 3x-7y 58 10. 9x + y S-13

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Q: max z = 2x + 8y s.t Зх + 9y < 45 2х + у 2 12 х, у 20

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Q: 23- y" + xy = 0, y' (0) = 0, y' (L) = 0

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Q: 2) 4= -4x required: a) Fih d the value of Y iF X=1

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Q: 4. y' xe-), when x=0,y =0 5. 2xy-1+y, when x = 2, y= 3

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Q: у' %— х — 4у, when x %3D 2,у 3 3 y' — х — 2усot 2x

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Q: X + y + z = 11 X - y + 5z = 17 5x + 5y + 5z = 19

A: See the details solution in below

Q: [a] -(-x)= x [b] (-x)y = -(xy) and (-xX- y)= xy

A: We use The fact that (-x)+x=0 and x*0=0

Q: (x 2 0, y 20 3x + 4y s 12 (x + 2y 2 2

A: In the given question we have to find the region for which x and y which are grater than or equal to…

Q: 10. Particular solution of y" - 5y' = x-2, when x = 0, y = 0, y = 2

A: To find the particular solution of given differential equation :-

Q: solve for t

A: Given: etln0.2=0.4 we know that nlnm=lnmn                                             ..1 so, by…

Q: 4. y'%3 х — 4у, when x %3D 2,у %3D 3

A: Here we solve the linear differential equations.

Q: 14. x = -y + 4y, x = 0 3 1 1 2 3 2.

A: Consider

Q: 18)x =2+y 2y x-z+1 2z=-2-y

A: i have solved question number 18 for other question repost.

Q: 4t^2y"+8 ty'+y=0, y(1)=-1 and y'(1)= 3

A: We have to solve the following Cauchy Euler differential equation: 4t2y''+8ty'+y=0. The initial…

Q: 8у-1 dy 3. Jo 2y² –15y-8

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Q: Find y" for y = 5x +4 . 1 y"= - O A. 3 2 4 (5x2 + 4) 25х2 y"= . O B. 3 (5x2 + 4) 20 y" = Oc. 3 2…

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Q: 3) y=--x - 1 | 1 y =-x-4 4 Ay 5 4 3 -2 -2 -3 Answer:

A: follow the  next step

Q: 2) 2 dy +9 = 0, y(0) =-3

A: