(A): solve the following linear equations by Cramer's rule: x + y + 2z = 1 2x-y-z = 0 x +2y-z = 4

Q: the following equations for y: 2x + 3y - 2² = 8 2y-3x = 5 (c) (d) ry+5y – 15 =- 3+²=2 y

A:

Q: (x + 2)2 + (y + 1)2 =

A: Use the formula a+b2=a2+b2+2ab (x+2)2=x2+22+2(x)(2) =x2+4+4x Also, (y+1)2=y2+12+2(y)(1) =y2+1+2y So,…

Q: Solve (D4 + 2D² + 1)y x cosx +3*

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Q: (5) Solve -a + 3b - 2c =5 4a - b- 3c = -8 2а + 2b -5c %37 Using Cramer's rule

A:

Q: H.W:- Used Cramer's Rule to find the value of the variables in the following equations: 5x + 4y = 11…

A: Creamers rule is used

Q: H.W:- Used Cramer's Rule to find the value of the variables in the following equations: A. 3x - 2y =…

A:

Q: Write y=2(0.5x-6)(6-24x) in the form y=k(x-r)(x-s) and give the values of k,r,s.

A: We have to factor out 0.5 and -24

Q: - 1 2x -7y-2 4x2y-4 Simpify:

A:

Q: Consider the following linear equations: 7x + 6y + 5z = −7 7x +(18-k)y + 4z = -5 7x + 6y + (9- k)z…

A: Let's solve given linear equations for no solution and infinite number of solution.

Q: Solve for fx(-9, 9) and fy(-9, 9). f(x, y) = 5x2 + 8xy + 4y2 + 6x − 9y; (−9, 9)

A: Given:fx,y=5x2+8xy+4y2+6x-9yTo find:→fx-9,9→fy-9,9

Q: (2 + j)?

A:

Q: 2j(5-j3) B) Given that (2a+jb)+(b-j3a)=- Obtain the values of a and b. (2+j)(1+j4)

A: Solve the left and right-hand side independently left-hand side 2ab+3ab+jb2-6a2 5ab+jb2-6a2…

Q: d The Value 2X-24-2 4x+3-22 3x+44-32

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Q: The i-component of +t is

A:

Q: H.W:- Used Cramer's Rule to find the value of the variables in the following equations: x + 3y + 3z…

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Q: = (2xy + z² )i + (x² +z)j + (y + 2xz)k, determine a possible value for .

A:

Q: Solve (D3-3D2+3D-1)y=x2.ex

A: First we find complementary function then particular integral and then general solution.

Q: Is (-2 , 2) a solution of y = 1/2x + 3 ?

A: The given equation is,

Q: Solve for ‘x’ and ‘y’:(a – b) x + (a + b) y = a2 – b2 – 2ab(a + b) (x + y) = a2 + b2

A: Given,

Q: Translate the given statement into one or more linear equations in the form ax + by = c using the…

A: Given: A statement "There are twice as many soccer fans(x) as football fans(y)". An example of a…

Q: Solve (D3-3D2+3D-1)y=x2.ex

A:

Q: D Operator: Solve the DE y" - 7y" +14y - 8y = 0 y = c₁e¹ + c₂e²x + c3e4x Oy=c₁e²x + c₂e4x + c3e6x y…

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Q: Eliminate the arbitrary constant in the following equation: x³ - 3x²y = C.

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Q: 2dx x √x² 3√x² 2

A:

Q: 2a - 5y dA, R =(-5,4] x [0, 3] R.

A:

Q: 3 ν1+ x2 χdx

A: ∫fxnf'xdx=fxn+1n+1,n≠-1

Q: The dual of the equation (y + 1) is

A: To find the dual of the given equation (y+1).

Q: (y+3) =(y+ 4) +1,

A: calculate the value of y.