Solve the system.74) x+ ỹ+ z= -2x- y + 2z = 24x + y + z= -11A) {(-3, -1,2)}74)B) {(2, -1, -3)}C) {(2, -3, –1)}D) Ø75) 2x + 4y + z= 65x - 3y - z=-305x + ;y + 5z = -26A) {(-2, 4, -4)}75)B) {(-4, 4, -2))C) {(-4, -2, 4)}D) Ø

Solution: As per our guidelines, we are supposed to answer only the first question if multiple…

Answered: Solve the system. 74) х + у + z-2 х-у…

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Which pair of equations are inverses of each other? A m-v--4+2, gr)=(x- 4 - 2 +2. g) = (r-2F+ 3 O= v1-x -5, gt) = -x +5)+ 1 Dro-v-2– 1, KC) = -(x + 1) + 2
Н.W 1. If A = /2-1 B = -1 1 C = 1 find (a) A + B, (b) A- B, 2 -4 (e) 24 - 3C, (d) 3А + 2B - 4С, (е) АВ, ) BА, (0) (АВ)С. () A(ВC), () AT + B", ) BA". 2 1 -1 1 -2 3 -2 1 2 1 -1 -2 1 3 2. If A = B = show that 2 -1 1 (А + By 3 A + AB + BA + B 3. prove that: det (AB) = det (A) det (B) If 2 A = B = --3 4 /3-2 4. (a) Find the inverse of the matrix A = direct multiplication. 1 2 -8 and (b) check the answer by 5. Solve the system of equations 3x, - 2x + 2x, = 10 1 + 2x2 - 3xs = -1 4x + xa + 2x3 = 3 (a) by Cramer's rule and (b) by using inverse matrices. (3x, - 2x2 + 2x, = 0 2 + 2x - 3xs = 0. by Cramer's rule 421 + :+ 2x, = 0 6. Solve 7. For what values of k will the system 2z + ky + z = 0 (k - 1)z - y + 2z = 0 4z + y+4z = 0 have non-trivial solutions? Solving formally by Cramer's rule.
Which of the following is the solution of the linear = 17 = 7 ? = 1 system -9x - 5y + 3z -5x - 3y + 5z 2x + 5y - 3z Select one: O None of these O (1, -4, -1) O (-7, 23, 18) O (-18, 23, 7) 0 (5,-28, 28)
9. ts) Solve the system, and write the solution in vector form. Х1 — х2 + 2хз — Х4 3D 0 + 5x4 X2 = 0
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Answer this for me mate. Much appreciated.
solve the following system: -9x + 3y =-66 -3x +y = -22 A) Infinite number of solutions B) (5, 7) C) (-5, 7) D) (-1, 7)
Give all solutions of the nonlinear system of equations, including those with nonreal complex components. 71) x2 + y2 = 113 x -y =1 A) {(-8, -7), (-7, -8)} C) {(8,7), (-7,-8)} 71) %3! B) {(8, -7), (7, -8)} D) {(-8,7), (-7,8)}
15 Solve the system of linear equations x1 + 2x2 + 4x3 + 6x4 – 2xz = 9 2x1 + 2x2 + 3x3 + 8x4 – x5 = 8 3x1 + 3x2 + 2xz + 7x4 – 4x5 =7 16 Solve the system of linear equations x+ 4y – 2z = 15 2т — Зу + 52 — 11 - 3x + 6y – 4z = 23
5(х − 3) + 2 = 3 (х − 4) + 2х − 1

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Solve the system. 74) х + у + z-2 х-у +2z 2 4x + у + z-11 А) (-3,-1,2)} B) (2, -1, -3)} С) (2, -3, -1) D) Ф