* Q1 X1 +x2] 3 X1 4 X2 If 3 [x3 X4] [x3 + X4 1. x1 = -2, x2 = 2, x3 = -2, x4 = -3. 2. x1 = 2, x2 =-2, x3 = -2, x4 = -3 3. x1 = 2, x2 = 2, x3 = 2, x4 =-3 4. x1 2, x2 = 2, x3 = -2, x4 = 3 5. x1 = 2, x2 = 2, x3 = -2, x4 = -3 %3D %3D %3D 1 0 2 O 3 O 4 O 5 O

Q: 11 -10 -2 2 -11] | -1 7 8. -11 X2 6. 8. 4 4 -1 X3 6. [ 1 4 -1 -5 ] [x4] [ 15

A: Let us find the solution using Crout's Decomposition method in the next steps.

Q: 33) x + 9 <7 and -9x < -45 + -1 0 2 3 4 56 7 -5 -4 -3 -2 1 A) (-o, -2) + 1 2 4 5 6 7 -5 -4 -3 2 -1 0…

A: Given inequalities are, x+9&lt;7 and -9x&lt;-45

Q: 2. * The sum of 8n-3n+10 and -3n? -6n 1) 5n-9n+3 2) 5n -3n- 17 3) -11п*-9п - 17 4) -11n- 3n +3

A: To find the sum of 8n^2-3n+10 and -3n^3-6n-7.

Q: 2-13x+15, x+3) 3. - 13+36, (x- 2), (x+2) -13x2+36 x +0x-13 +0x+36) = 4x -15x-48x + 109x + 30, (x –…

A:

Q: Given: 3– 2(4–x) =11+6x Prove:x 4 Proof: Statements 1.3-2(4-x) = 11+6x 2.3-8+2x-11+ 6x 3.-5+2r-11+…

A:

Q: 4 (A): If A = 2 -2 Find AB and AC. 2 01 1 -1 0; 1 2 B = 2 -1 3 1 -2 -2 and 2 1 3 C = 0 1-31 6 1 2 -1…

A:

Q: 2- -4 -3 -2 -1 2 5 X-axi 이 3. 4 6. -34 1. 1. e-A

A: Given line passing through the points 0, -2 &amp; 4, 0.

Q: 2.1 Without using a calculator, rationalise the denominator and simpny. 3-J2 3+2 (3) 2.2 Solve for…

A:

Q: An instructor of mathematics wishes to determine the relationship of grades on a final examination…

A:

Q: 31. x2 + 2x - 12 = 0 34. 2x + x - 3 = 0 37 3x? - 6x – 9 = 0 40. x2 - 6x + 18 = 0 43. 2x? - 7x = -12…

A:

Q: 6 k 6 9 -7 0 1 -9 4 Let A = 0 0 k -1 3 0 0 0 8 -3 0 0 0 0 2 Only when k 0? choose Always Only when…

A: We know that the determinant of an upper triangular matrix is the product of diagonal elements.

Q: 6. If x = -4 and y = 2, then verify that. 7 (ii) - (x+y)= (-2) + Cy

A: 6 Given that x=−47and y=25. We have to verify that −x+y=−x+−y. First take left hand side -x+y…

Q: За (а^2 - За + 4) - 4(3а^3 — 2а^2)* -12а^3 + 11а^2 - 9a + 12 О 15а^3 - 17а^2 + 12а О 9а^3 - а^2 +…

A: Simplify by using BODMAS and simple arithmetic calculation.

Q: If  A = [ 1   0   0   0 ]      [ -4   1   0   0 ]        [ 1  -1   1   0 ]        [ 7  -2  1   1 ]…

A:

Q: O 8x² √4-x+ 3 O 8√4-x+ 2(4-x) √4-x 3 *-*-*) J+ +0

A:

Q: I. Solve. x +3 udadua 13 х 6 1 1 1 + -= 1 4. +2 = x2 1. 3. --= 1 5. X +3 7. - +x = - 9. 3 X 6. x + 2…

A: (1) Consider the provided equation, x+35=2x Solve the above equation. Now,…

Q: use factoring by grouping to solvethe equations.

A: Definition used -         Factoring by grouping -         We can factor polynomial by grouping.…

Q: Find the real solutions of each equation. Verify your results using a graphing utility.

A: To solve the equation:3x2+7x-20=0. Solution: 3x2+7x-20=0 On simplifying further we get: 3x2+7x-20=0…

Q: 4 [X1 X2] If 3 [x3 X4] X1 + x2 3 -1 4x4. 1. X %3D —2, х, 3D 2, хз 3D —2, х4 %3D — 3. 2. х1 %3D 2, х,…

A: Given 3x1x2x3x4 = x12-14x4 + 4x1+x2x3+x433x13x23x33x4 = x1+42+x1+x2-1+x3+x44x4+3 On comparing the…

Q: -6 -2 9 -11 A = -5 8 -10 11 3 -7 1 let A = Ex: 5 %3|

A:

Q: (2 3 1- find AB if A = | 1 -2 4 and B = 1 2 1 -2 0 3 2

A:

Q: * Q1 X1 x27 -图 If 3 2 4 X1 +x2 %3D 4x4. [x3 3 +x4 1. x1 = -2, x2 = 2, x3 = -2, x4 -3. 2. x1 = 2, x2…

A:

Q: Prove 2+4+8...+2n=2n+1-2

A:

Q: 6. If x= +4 and 7 (ii) - (x+y) = (-2) + Cy 21 5 Page then verify that

A: Given data:- x=-47y=25 Given equation; -x+y=-x+-y

Q: 1. Use double inequalities to show that: |1 6 3* -5 1 3 then xe -86 941 8. i) if 8 礼1 then xe (3 –…

A:

Q: Find (2n – 3)(n + 4). * О Зn +1 О 2n^2 + 5n -12 О 2n^2- 12 О 2n^2 + 11п +1 Simplify: 2a^2(5а- 6) -…

A:

Q: If X is the smallest, or first of three consecutive even integers express the sum of all three…

A:

Q: -2 -4 -2 -3 4 If A = -3 -3 -2 and B 2 -4 %3| -3 4 2 1 Then 2A + B = AT BT BT AT = 2. ||

A:

Q: X1 + X2 X1 X2 If 3 x3 X4 -1 4x4] 3+ x4 1. х, 3-2, X, 3D 2, хз —-2, х4 3D — 3. 2. x1 = 2, x2 = -2, x3…

A: Equate the corresponding elements of LHS and RHS of the matrix and solve the obtained equations to…

Q: 0.325 -0.167 -0.111] V1 -0.167 0.202 V2 3 -0.111 0.278 V3 3 ||

A: Given:  Matrix  equations is given

Q: How Find 7.J {()= 2(-1)* u(k-1) に、 Ans: 2Z

A: This question is related to Z-transform , We will solve it using given information.

Q: Зx + 3х x² –4 — 3(х - 2) x(х+1) 16. x² – 36 ? x² 2 - 17. 4 ? х — 6 - x² – 5x – 50 20x+ 60 _…

A: As per our guidelines we are supposed to solve 3 sub parts , kindly repost the remaining part as…

Q: f(x) = 3x? + 8 x = 5 21 6 30 -5 2 | f(x) = x³ – 2x² * = 2 3 f(x) = -x? + 3x + 9 15 4 2 3 *= -6 |…

A: As per our guidelines we are supposed to answer only ? 3 sub- parts ( if there are multiple sub-…

Q: 3- if x 2 -2 *(x) = —х + 1 2 1- -4 -2 -1 1 2 3 4 -1 -2- -3 2.

A: we have to draw the graph

Q: Г1 о 2 Find x, if [x -5 -1]] 0 2 1 4 =0. 2 0 3 1

A:

Q: Solve the equations

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: If x1=3, ,x2=3, xn=−6xn−1−5xn−2, ∀n≥3x1=3, ,x2=3, xn=−6xn−1−5xn−2, ∀n≥3. Find the general tem xn

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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: evaluate x2 -(xy-y) for x satisfying x/9 -7 = x/2 and satisfying -3y -5=4y+23

A: See the details solution in below

Q: 2ヌーフ×ナるニ x²-7x+12 2x+7x-4 2x2+ 3x-20 Ist 2x²+7x-4 2x?+3x-20 2-7スナる 1st .x2-7xt12 こ Ax? +7xー4 +7x-4…

A: Here we simplified the given problem.

Q: 11. 6v + 38 < -4 or 2(v + 3) 2 -2 +++++ -8 -6 4 -2 0 2 4 6 8 Interval Notation:

A:

Q: -10 2 and v = 1 Let A = 20 -4 -10 -10 2 1 Av = 20 -4 -10

A: Given,            A=-10220-4  and  v=1-10

Q: 2 P2(x) = 7 .2 =17 9. - - 2 2 9. P3(x) =|7 – 2 - 2 7 7 2 9. + 24 9. PA(x) = - - | 2 [72] Pn(x) =…

A:

Q: [X1 x21 If 3 [x3 X4] -1 4x4 X1 + x2] 3 [x3 + x4 = -3. 1. x1 = -2, x2 = 2, x3 = -2, x4 = -3. 2. x1 =…

A: in the given question we have to find the value of x1,x2,x3,x4which satisfy the equation of the…

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

A:

Q: x +2 27. x - 4 29. 4x - 9 30. x - 4 0 X-3 x + 2 x- 1 2x + 1 x(x + 1) 31. 1+x x - 2x - 3 32. x + 2x…

A: From the given problem: 29). x2-4x-3≤0 So, x2-4x-3≤ 0x2-22x-3≤ 0x+2x-2x-3≤ 0x≤ -2  or   2≤…

Q: Prove x = 6 if 2x + 5 = 17 Statement Reason 1) 2x + 5 = 17 1) Given 2) 2x = 12 2) Subtract 5 from…

A: Please see the answer in Step 2

Q: -10 -71 [X1 3 14 8 -3 11 X2 || |-4 9. -6 3 X3 1 [-9 -2 10 15] [x4] [-9]

A:

Q: n|3 – x| ++: + + In|2 – x| + C - In/x – 3| - + In|2 –x] + C 3-r 2(3-x) x-3' 2(x-3)?

A:

Polynomials

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