3. The sequence 20, 21, 22,...,n,... is defined by the linear recurrence: x0 = 2, x1 = 1, and xn = 3xn-2- 2xn-1, for n > 2. (a) (4 pts) Find 22, 23, 24 and 25 directly from the definition above. (b) (6 pts) Find a formula for In, and use this formula to calculate 15. Suggestion: Use your answer to (a) to check your formula.

Q: -12 -4n = 20 Solve for N

A: Given, -12 - 4n = 20 => -4n = 20 + 12

Q: b. Solve: 1 +Vx + 4 =V3x +1

A: We will solve the equation as following.

Q: - 3x<12 and x+423

A:

Q: Can you solve b for this question! Solve it on paper

A: We have to solve part (b) as asked.

Q: (d) Solve you х

A: d) From Part (a), it is known that the least square equation for the pairs (x,y) is: The value for…

Q: Solve for the mL CAB B (6x-125) A (2x +39)⁰ POB M

A:

Q: Solve ,  15(p-6) = 15(p+5)

A: Given: 15(p−6)=15(p+5)

Q: Solve z5 – V2j + 1 = 0

A: Given : z5-2j+1=0

Q: Solve the eguatoN V2x t V 3xt2 %3D

A: Given equation, 2x+3x+2=2

Q: Solve 2(5-3)+12

A: We will solve the problem

Q: n=5ry2-2rz solve for Z

A: It is provided that n=5ry2-2rz. Basic arithmetic operations can be performed to eliminate z from the…

Q: 5) Solve: 2 1n(4 - 3x) + 1 = 7

A:

Q: Solve TB +4=AB+2F for B

A: To solve  for .

Q: olve for w 2w2 +18w+28=(w+7)2

A: Given: 2w2 +18w+28=(w+7)2  ⇒2w2 +18w+28=w2+14w+49⇒2w2 +18w+28-49=w2+14w+49-49…

Q: Solve

A: Give equation is

Q: 3. Solve for the unknown whole number in the following expressions. (a) z + 14 = 2 R 13 (b) 62 +…

A: Explanation: a) z÷14=2 R 13 We know that,  Dividend = Quotient * Divisor + Remainder So,…

Q: Solve them

A: (a)

Q: 3. Solve: 5(9) + 40(32) - 450

A:

Q: Solve (m + 12)2 + 20 = 69

A: Given information:The given equation is

Q: Solve : (x+4)3 – 3 =- 2

A:

Q: solve 2/3k – k + 3/8 = 1/2

A: Given that : The equation is 23 k - k + 38 = 12 .

Q: 6. Solve: x' +5x² – 9x – 45 = 0

A: