If w= 6+8i and x=-2-5i then which of the following represents w-x? (1) 4+3i (3) -12-40i (2) 8- 3i (4) 8+13i

Q: If aij = 3i -2j ,A2x2 A=aij then the element in the second row, the first column is equal to

A:

Q: 3. i 5. (5 -91) + (2- 4i) 7. i(5+ 7i) 9. (2 - 3i)(4 + i) 4 i" 6. 3(4 - i) - 3(5 + 21) 8. i(4 – i) +…

A:

Q: Evaluate the function at the indicated values.

A: Given: The function kx=2x3-3x2, To find: The value of k0, k3, k-3, k12, ka2, k-x, kx3

Q: 4-(3n+2) = 4(- 3n+5) %3D

A: Given : 4 - 3n + 2 = 4-3n + 5

Q: 1. Simplify: (a) (7 – 2/3i) + (2 – V3i) (c) (7 – 2/3i)(2 – V3i) - (b) (7 – 2/3i) – (2 – V3i) 7– 2/3i…

A: as per guidelines, I can answer only one question.

Q: sten Find the Multiplicity and value for x: a) = (3x + 9)° (2x – 11) (4x – 28)“ - X- values are 3, E…

A: To find the multiplicity and the value for X.

Q: 6 -1 4 Compute A - 6I, and (6I3 )A, where A = - 5 2 -7 - 4 1 1 A- 613 =

A:

Q: 10. 9 + 4n = -59 %3D 12. 6x – 5 = 7– 9x olod no -

A: Please refer the attached image for complete solution. THANK YOU.

Q: 7. i 8. i 9. (5 - 2i) + (-13- 8i)

A:

Q: If x1=-1, X2=1, Xn=3X(n-1)-2X(n-2), Vn23. Find the general term Xn

A: The given recurrence relation is

Q: (7) 3x-7>11 ans./ (-co, -4/3) u (6, co)

A: Disclaimer: "Since you have asked multiple questions, we will solve the first question for you.  If…

Q: 32-20° 20 + -10+24i (6-8i)(4+2i)

A:

Q: 2х1 + X2 — 4хз + 3x4 — 0 X2 + 3x3 – 2x4 = 0 2х1 + 3х2 + 2х3 -4x1 ° - X4 = 0 — Зх2 + 5х3 — 4x4 — 0 b.

A: To solve this system we use Gaussian elimination method.First we write the augmented matrix of given…

Q: Evaluate the function at the indicated values.

A: kx=-x2-2x+3

Q: (x-4+5i)(x-(4-5i))

A:

Q: 4+3i If Z = 5-3i then Z1 =...... %3D (11-27i)/25 (-11-27i)/25 (-11+27i)/25 O (11+27i)/25

A: Inverse of the complex number

Q: Given: X1=2, x2=5, x3=-8, x4=6, yı=3, y2=-3, y3=-2, ys=2 1. E-1(xi – i)3(xXi Yi)

A: Solution just need the basic calculation , for that please go through the solution.

Q: 6.1 3m2- 2m +5 and m² + 3m-4 1*.. ...... 6.2 5n2-3n + 2 and -3n-4n + 5 From 2x- 7x² +x- 3 subtract…

A: We need to subtract the given expression:

Q: Eo(-1)" = 1 + (-1) + 1 + (-1) + --- = (1 – 1) + (1 – 1) + --- = 0 + 0 + -- = 0 %3D True False 5.

A:

Q: If Z=x+iy and 3x+(3x-y)i=4-6i then Z . * -4/3+10i O 4/3-10i O 4/3+10i -4/3-10i

A:

Q: If Z=x+iy and 3x+(3x-y)i=4-6i then Z . O -4/3-10i O 4/3+10i -4/3+10i O 4/3-10i

A: The solution is given as

Q: 2z – iz = 3(3 – 5i) z = -1 - 7i A z = 1– 7i z = 1+ 7i z = -1+ 7i z = 7i E

A: The complex number z=x+iy and the conjugate of the complex number is z=x-iy.

Q: A 77. 3-7 = 272r 78. 5+8 = 125²r 79. 4*- 2* = 162 80. %3D \ 83. e = et, 1 e3r. e2 81. e2r = eSx+12…

A:

Q: x1 – 3x2 – 9x3 2а1 — 5х2 — 15ӕз — 76 xi – 3x2 8x3 x1 = Ex: 42 X2 Ex: 42 ||

A:

Q: Z1 = 2 – 10i, Z2 = 1 – 5i, z3 = 10 – 2i %3D 1. z,Z2Z3

A: We will answer the first question since the exact one was not specified. Please submit a new…

Q: We have $6,000 to invest in three types of financial products. If we invest x, dollars (in thousands…

A:

Q: • If x = -0,8, then [x-1]%D %3D 1. -2 2. -1 3. -0.8 4. 1

A: Greatest integer function: For all real numbers x, the greatest integer function gives the largest…

Q: 2x1 — Зх1 — 5х2 — 7хз + 3x4 3D 11 4x1 + 3x2 — 4xз — 5х, 3D 3 5x1 + 4x2 + 6х3 — 2х4 3D 45 2х2 + 3x3 +…

A: We have: 2x1-2x2+3x3+4x4=333x1-5x2-7x3+3x4=114x1+3x2-4x3-5x4=35x1+4x2+6x3-2x4=45 This can be written…

Q: z1= 11-15i z2= 13+2i z3= 5+31i 24= 9-25i 25= 10-10i 26= 3+4i 4(z1 – z2) , (Z5 – z6) _ (z2 + z3)³ +…

A: To reduce to a+bi

Q: 7 x = R¹, ƒ(x):=· + 3√x² 1-x 1+x² +ea² +1 +π².

A: The power rule of differntiation states that d dxxp=pxp-1, where p is any real number. The quotient…

Q: 10. = 8 11. 12x – 5 = 24 - k/7=0 answer: k/7x7=0x7 k=56 12. 8x + 15– 7x – 5 = 20 13. 2(a + 5) + 7a =…

A: 11)  12x-5=24 12x=24+5 12x=29 x=2912 x=2.416

Q: 4 - 2 4 Compute A - 513 and (5I3 )A, where A = -4 2 -6 - 2 2 2

A:

Q: (X-(5+6i))(x-(5-6i))

A: To solve: x-5+6ix-5-6i

Q: X+7 21. (x)=2x – 7, 9(x) =^ [(x) =-3x-9, g(x) =-x-3 22. %3D 3 x) --4x + 8, 9(x)= - x +2 24 0) =x-7,…

A: 21 The given function is f(x)=-3x-9 consider y=-3x-9 to find the inverse, follow the steps. (a)…

Q: 5. 3x² + x -1 x+2 A 3x2 + 5x + 9 In I x + 21+C 2. 3x2 - 5x + 9 In I x + 21+ C 2. B 3x2 + 5x + 9. + C…

A:

Q: x 3 = 3 %3D 2 x (3 x 6) - ( × C x 3) %! 7 x 0 = 0 %3D 4 x 9 X 4 %3D

A:

Q: 85 2 1 r³)(1 x2 O A. (3x? – 2+ 3 - O B. 85 2 1 (3x2 – 2+ -x3)(x+ 3 · (1 – →)(x³ – 2æ + 17x3) 85 2 1…

A: Given query is to find the derivative using product rule.

Q: If Z1=2-4i and Z2= -π+5i Find 1. (Z1+Z2) 2. (Z2-Z1) 3. (Z1-Z2)

A:

Q: 2n+5 00 Zn=1 3n

A:

Q: z1 = 2 – 10i, z2 = 1 – 5i, z3 = 10 – 2i Z1Z2 2. Izı+2Zz|

A: Given z1 = 2-10iz2 = 1-5iz3 = 10-2i Consider z2¯ = 1+5i z1+2z2¯ = 2-10i + 2(1+5i) = 2-10i + 2 +10i=…

Q: cion 14 of 20 : the best answer for the question. x2 - 4x- 32 Simplify .2 x² +7x + 12 3 X+7 8x B. 3…

A: Given:  x2-4x-32x2+7x+12 In numerator writing -4x as (4x-8x)In denominator writing 7x  as (3x+4x)

Q: perform the long division.

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

Q: If z1=1-i,z2=-2+4i.Evaluate |2z2-3z1|²_

A: We need to evaluate |2z2-3z1|2

Q: x+3, x<-2 4) f(x) = {2x - 2, -2 < x< 3 %3D | (-x+4, x23 -6 4

A: Given piece wise function,  To sketch the graph of the above function.

Q: 10. If * -2 1 A = -3 2 5 -1 Then cof (A) = %3D 3.

A: The cofactor of the matrix can be calculated using the formula Cij=(−1)i+jMij. Here, Mij is the…

Q: 12 - 2 Let Ax) = x² + 3x + 5 , and 1 A = -2 1 3 3 -1 Which one is (A)=?

A:

Q: 4+3i If Z = 5-3i then Z1 =. ... O (11-27i)/25 O (-11-271)/25 O (-11+27i)/25 O (11+27)/25 O O O O

A:

Q: –3–9i -2–91 8. -2+7i 9. (–3+ 2i) (–6 – 8i) 7. 5-8i 10. (–2 – 2i) (–4 3i) (7 + 8i) -

A: According to bartelby guidelines i am supposed to answer only 37.-3-9i5-8ion rationalization we…

Q: I honestly  need help on all of these not just one

A: (Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Polynomials

Try substituting 1. You will get 6 and not 0. Try other real values also. What About -2? Let us check.