Answer the question 3 1 2] Let A = -3 -1 -4 Find the cofactor C23 3 0 -9 -18 9 10 6 5

Q: Let_Z1 = 3 + i and Z2 = 5 + 2 i . Find 2 Z1 /( Z1 - Z2) - (14/5)-2 i O (14/5) + 2i O - (14 / 5) + (…

A: Topic = Complex number

Q: Evaluate. (2x+1)/x2+x-1  with endpoints 3 and 1.

A: Consider the given function: fx=2x+1x2+x-1 Now plug-in the value x=3 in the function. This gives,…

Q: he closed form for an+1 3an + n² with ao = 1. Verify your result.

A:

Q: 4x+2y=2 1.) 2x+2y=4

A: The given system of equation is: 4x+2y=22x+2y=4

Q: 2+3jy X-j

A: (2 + 3jy)/(x - j) = 2j            (2 + 3jy) = 2j (x - j)              2 + 3jy = 2xj - 2j2 We know…

Q: oB coser sec 2o -

A: To find the value of 2cosec20°sec20°

Q: 1 x(4 + х)3dх 24

A: To evaluate the integral: ∫2426x4+x13dx Solution: Here lower limit of integral is 24. Upper limit is…

Q: Which equation has exactly one solution? CLEAR 6x +5-3x = -3x +5+6x 6x + 5 - 3x = 3x +5-3z 6x +10…

A:

Q: 6. Determine the domain of the following: a. y = -3/14 + 3x b. y = V4 + 3x –- x² x+1 С. у %3 х(х-2)…

A: Domain of given function at which y(x) is defined.

Q: 124 · (2x + 4)* 4n +3 5. What is the simplified form of: 2n + 9 8n+11 · 8 • (x + 2)° A) 4 1 C) 2" +1…

A: I have stated the used formulas in the solution.

Q: 5+2-5+p 13) 3. 3) 28

A: Given: The equation 53p+23=5+p2p, To determine: The value of p,

Q: (2 + j)?

A:

Q: 3 - 2 If A = 0 4 1 then the cofactor C23 = -2 3

A: We can find the co factor as below.

Q: Q1- If z₁ =3+2i, and z2 = 1-2i. Fined the real part and imaginary part of the 2z2-z₁+5-i following…

A:

Q: Let X and y be two real numbers different from zero. Simplifying the expression 2xy ( - x2y) +…

A: To simplify the expression.

Q: 2 4 .2 + 2+ jo to

A: given that                                               4-j2j2+2+j0 we know that…

Q: .2 y = 4 - x² and x +y = 2.

A:

Q: 2) Show that a3 + b³ = (a + b)(a² – ab + b²) is a polynomial identity. %3D |

A: Start with Right hand side as follows.

Q: What is the difference between the minor of an element aij and the cofactor of the element?

A:

Q: Hi.  I need help.   (1/x-2)+(3/x+3)=4/x2+x-6

A: We have to prove both the sides

Q: 6 8. 6x - 3y = 15 4x – 3y =-5

A:

Q: Exc. Eind. Lim (x-1) y3

A: Solution:

Q: Calculate AB – 2CT where 1 2 A -1 0 1 1 2 1) В C = 0 1 (-3 2, -

A: Given the matrices A=12101-1,B=-1021-11,C=-21-32. Calculate AB-2CT.

Q: show that (AB)-1 = B-1A-1

A: Given matrix A has a order of 2x2 while matrix B has a order of 2x3.

Q: If A = 3j + 2k, B = 2i – 2j – 2k then Ax B

A: Use cross product of vector

Q: Find all possible pairs of integers x, y so that 7x + 3y = 4. Then find which of these pairs makes…

A: Given:   7x+3y=4                        ........(1) We have to find all possible pairs of integers…

Q: Find the value of x in OQ. 5x – 6. LA 2x+ 9- N/

A:

Q: %3D

A: To write the equation of the graph,

Q: y = x² + x y = x + 5 2

A: y=x2+x y=x+5   a2-b2=(a-b)(a+b)