-2 1 1. Let A = 3 4 В - -2 B Find 2 (а) 2A + В — (b) А — 4B — (с) АВ — (d) ВА —

Q: I need assistance in solving question 49.

A: The given equation is

Q: c b+2c q – 3p r q+ 2r z y+2z арх b - 3a | If det b q y = 5, compute det %3D - 3x -

A: See attached file for a step by step explanation

Q: Is (2, –1, 3) a solution of 3x + 5y – 2z = -5 2х + Зу- z 3D —2 2x + 4y + 6z 18? Replace x with 2, y…

A: Consider the system of equations. 3x+5y-2z=-52x+3y-z=-22x+4y+6z=18 And, the solution of the system…

Q: 1. If x=27-3k and y = i +5j -4k, express each of the following in terms of i, j, k b) 2(3x+y)-3(4y…

A: Given x→=2i→-3k→ & y→=i→+5j→-4k→To write expression in terms of i→,j→,k→:

Q: Find the general solution of 6y''+y"- 15y'=0, 3x 5x A y=c,x+cze 2 +Cze 3x 5x B y=c,+c,e ? +c.« ¯ 2…

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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: Q/IF it was AY ₁2) = -12 Y(2) ℗ Y³ (2) = − 12 ⒸY² (2) = -11 Y³ (2) = -11 DÝ (2) = -13 © ²³ (2) = -13…

A: Given

Q: Ifv= U (x² + y² +2²), then 025 + 0 + 02 is dy² 0 0 01 1 O-1/2 O Other:

A: Here we have to do the partial differentiation of the given function.

Q: This is the solution of the Cauchy - Euler equation x²y" + 17xy' + 60y = 0 O y = C1x 5 + C2x 8 O y =…

A: Using method of Cauchy's Euler Equation

Q: Suppose , a =6a n- 1 – 11a + 6a п -3 +2-3". What is a (h) = ? n-2 C, 1" + C, n 2" + C3 3" C, 1" + C,…

A: See the detailed solution below.

Q: (2x - 5y = 35) Q (4x – 10y = 20} (5x-4y = 33) R 3x-3y 24 (7x +4y = -5 (2x-5y = -26) (2х бу 6) 3x - y…

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Q: 4. Z1 is a complement of Z2, and mZ2 = 36°. Find mZ1.

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Q: Show steps clearly.

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Q: 4. If y = 3', express each of the following in terms of y: %3D (a) 3**1 - 3*- 1 (b) 32x +1 + 3*- 2…

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Q: 4.7 3y + 10 AE EC 6y-2 2r +8 AC= y BE = DE = BD = 4) (12y + 19)° 44 4D (G-1) 40 3)

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Q: Your major online bookstore is in direct competition with Amazon.com, BN.com, and BooksAMillion.com.…

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Q: 4. y" + 5y' + 6y = 36t + 6; y(0) = 4 ; y'(0) = -17 %3D Ans: y = e-2t + 7e-3t + 6t - 4

A: To find- Solve y'' + 5y' + 6y = 36t + 6;     y0 = 4; y'0 = -17

Q: (2) (5y-11) (8x) 12 (9x-7) (13y+7)° Find the value of z, y, and z.

A: I have written all things which are given to us for this question in detaied in the solution part.

Q: A laundry service is buying detergent and fabric softener from its supplier. The supplier will…

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Q: Find the general solution of 2xy^2 + 4 = 2[3 - (x^2)(y)ly. (x^2)(у^2) + 4x - бу 3D С (x^2)(y^2) + 4x…

A: Tip: if you couldn't solve the differential equation, differentiate the given option and check which…

Q: Find the general solution to y = c₁e¹¹ + c₂e(8-√³)² + cze(8+√7)₁ Oy=c₁e¹¹ + c₂e³ + c3e-81 Ⓒy=c₁e¹ +…

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Q: If 3 1 4 1 0 2 A = -2 0 1 and B = -3 1 1 1 2 2 2 -4 1 compute (b) А + В (d) (2A)" — (ЗВ)" (а) 2A (с)…

A: Topic = Matrix As per guidelines , At a time only three sub-parts of a question can be answered.…

Q: 1 If y = ex , then y equals - 2x A y3 - 2y B 2y D none of the given choices 2x E y3

A: we will use logarithm to solve this.

Q: (a) P:4x-3y-6z-2 0 P2:-12r+9v+ 18z-5=0 O Parallel O Perpendicular O Neither eTextbook and Media Hint…

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Q: v – 2w + x + 2y – z = -52 | 6v +3w- 2x + 4y – 3z = 57 -v + 2w – = -365 3x + 4y – 5z 8v + 13w – 2x…

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Q: Determine x[2] and x[3] given (a) 2x[n+2] – 5x[n+ 1] = 4n, x[1] = 2 (b) 6x[n] – x[n – 1]+ 2x[n – 2]…

A: Given:  a) b) c)

Q: 1) x² + y² + 18x - 26y +246 = 0 3) x² + y² + 16x +10y + 80 = 0 5) x² + y² - 22x+26y +254 = 0 7) x² +…

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Q: u-8 v- 12 w – 16 2 3 4 Find the value of 4x 4y 4z if it is known that u v w = 9. 2 3 4 ху z .....…

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Q: If ||X|| = 3, ||Y|| =1 and X Y = -2, then (X - 2Y) (3X + 5Y) is equal to

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Q: (10) Ifr² = x² +y² + z², then Vxr is (а) 1 (b) о (c) 3 (d) None of these.

A: r²=x²+y²+z² Then r=xi+yj+zk

Q: -4 -2 y 18- 16- 14 12 10- 8 6 y2 2 yl X

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Q: Obtain the general solution of 25y" + 30y' + 9y = 0. %3D y = C1xe" + C2x²e Y = C1e¯5ª + C2xe¯" -3x O…

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Q: 4. Find the solution of the following DE: a. y(5) + 5y(4) + 10y(3) + 10y" + 5y' + y = 0

A: Given differential equation is: y5+5y(4)+10y(3)+10y''+5y'+y=0 Write auxiliary equation corresponding…

Q: 1-if M(x,y) =( 2x² + 6xy – y²) then -- and By N(x,y) =( 3x² – 2xy+ y²) then ax (a) 6x-2y (b)-6x…

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Q: If ů = (1, 4t, 2t-6)dt, then | |P= 0. V3 9. 3

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Q: 1. A department store has found that its value of sales (2) depends on the mumber of advertisements…

A: Note:- $1=4.17 RM From Part (i), we have The problem is maximum z=420x-2x2-3xy-5y2+640y+1725subject…

Q: -0.5 -1.5 A) (x- 3)² + (v +2)² =9 B) (x- 3)² + (y – 4)² =1 C) (x- 3)² + (y + 2)° = 1 D) (x- 3)² + (y…

A: From the above picture it is clear that the center of the circle is at the point (3,-2). Now we need…

Q: If W = 2x 2 + 3xy2 - 20y-2+ 6u; where x = 5u2 +4v 2 and y= u - 4v3 , find §W / §V.

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Q: -1 -2] 3 4 If A = and B S.T AB BA. %3D -3 -4 5 2

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Q: XY = 11d, YZ = 9d - 2, XZ = 5d + 28 XY = 4n + 3, YZ = 2n - 7, XZ = 20 XY = 3a - 4, YZ = 6a + 2, XZ…

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Q: onsider the following IVP: y'' -3y' -10y = 1, y(0) = -1, y'(0) = 2

A: Given differential equation is y'' - 3y' - 10y = 1 ; y(0) = -1, y'(0) = 2

Q: The solution for the IVP: -00 %3D u(x, 0) = 2 x u(x, 0) = -e-x O a u(x, t) =x+ -(x+21)-e-(x-20) 4 O…

A: Known fact: For the system, utt=c2 uxx,   -∞<x<∞, t>0ux, 0=fxutx, 0=gx The D-Alembert's…

Q: Find the general solution of y" + 9y = 5e^x -162x^2. Use yp = Ae^x + Bx^2 + Cx + D

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Q: Find the general solution of y" + 4y' = 0 O a. y= Ce*+ C2cos(2x)+ C3sin(2x) O b. y= C, + C2e-2x +…

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Q: -6 -4 -2 + I B. r I ↓ . I y -9 4- 2- -2- A -9- 0 A. y = (x - 1)² - 2 y = 4(x - 1)² - 2 F . -~ 2 · I…

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Q: N +7z-4+5z- (z²- _z²) + (7z + _z} + L-) %3D 2 z? + - 1 ;²²=2-2) + (722) +0-D 1 1 ²-=²) %3D +4 +7z…

A: The given expression is 212z2+412+7z-4+5z-12z2.

Q: The solution of y" – 4y' + 4y = 0 is Select one: O a. y = cje2z + c2e¬2 O b. y = c1re2= + c2xe³z O…

A: The given equation is y''-4y'+4y=0

Q: -2 , B = 3 1 -2] D 50 -4 -4 5 3 Find the following I 1 3 1. -A +-C 4. 8 BT-2A 2. 3. AB 4. AB --D A =…

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Q: Q4: Answer two only: (A): If A = 2 2 3 11 NET-AN 1 0; B = 2 -2 -2 and C = 0 2 -1 2 1 4 2 0 -2 -1 11…

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