86. What is the value of x^4+y^4+z^4 for any real number x,y and z that satisfies the equations x+y+z=4, x^2+y^2+z^2=6 and xyz=-2? A. -46 E. -55 C. -5 D. -41 asure?

Q: the solution of A=19 is incorrect. The answer was suppose to be A = 21 but I am not sure how that…

A: Graph:-

Q: Can you solve this for C? Please provide a solution on paper!

A:

Q: 323. 9n+ 5(2u-5) ≥ 12(u-1) + 7u

A:

Q: 7. 5x-21x + 4= 0

A:

Q: [o 0 -1 A = 5 11 -38 -1 -2 7 then -1 -2 -11 -3 1 A-1 -1 1 Given b = solve Aa = b.

A:

Q: Can you please give more of an explanation on how you got these answers? Can you show the steps on…

A:

Q: Solve an = an-1 +3n² – 3n+1 with A, = 0

A: We will find the solution of given recurrence equation by rearranging terms on the non homogeneous…

Q: Solve b+b-5--3 4 O a O b b = 26 %3D b = 3 13 b=-1 10

A: 14b+25b-5=-3 to solve the value of b

Q: -6 3 b=5 -3 2 4 3. Solve the equation Ax = b, with A = 0 1 |-3 -5 2.

A: Given - A = 24-6013-3-57 , b = 25-3 To find - Solve the equation Ax = b

Q: 5 If you change the code on the armor from 13z + 14 = 13 to 14z + 13 = 14, then which of the…

A: Option ( A) is correct . Both equations have unique solution. Both are the linear equations and…

Q: Find a non trivial solution of the equation Ax = 0, where A 8 -15-31 30 6 -10 -2

A: The non-trivial solution is any solution except zero solution.

Q: what are the solutions to 8y?+10x+3=0' -4/3 and -2 O 4/3 and 2 O -3/4 and -1/2 3/4 and 1/2

A:

Q: What are the solutions to y2 +14=9x

A: Given : x2 + 14 = 9x

Q: How many positive integer solutions are there of the equation x+y+z=5?

A:

Q: 2 3 Solve AX = B if A-1= 2 and B = 25 The solution is X = (Simplify your answers.)

A: Since you have posted a multiple question according to guildlines I will solve first question for…

Q: 1 -2 2-4 [2] Xx2 b₁ [b₂

A: Given the system   The objective is to show that there is a solution if .

Q: Solve the given formula for variable a Зд — 1 р+2(р+ а) p+ 2

A: We have to find a

Q: 1 -2 2-4. b₁ ]][2] [612] x2

A:

Q: 3. Let 2x? + xy + 4y? = 7 define y as a function of x. dy a. Find dx d y b. Find

A:

Q: 5. 16yk+2 Solve the difference equation + 8yk+1+yk = 6-k, yo = 4, y₁ = 1

A:

Q: What is the solution to   x + y = 8   and   2 x + 2 y = 16?

A: To find: The solution of x+y=8 and 2x+2y=16. Concept used: The system of equation a1x+b1y=c1 and…

Q: Solve x3 - 3x² +12 x +16 =0 Solve by cardan' s method

A: cardan' s method  to remove the x^2 term put y = x-(-l/3)  or x = y-l/3

Q: compose a problem after exercise (24:6)+(32:8)+(81:9)|

A: Given Expression: (24:6)+(32:8)+(81:9)

Q: 3) How many solutions does the equation a + b +c + d+e+f= 30 have if each variable must be a non-…

A:

Q: What are the solutions to (x + 4)² = 25? O9 and -1 O -21 and 29 O-9 and 1 O -29 and 21

A:

Q: 1 3 4 A = -4 -13 -12 -1 -3 -3 then A 0. Given b = 1 solve Az = b. 4

A:

Q: A student claims that the equation ax = bx has no solution because a 6= b for all a and b. Is the…

A: The given equation, ax=bx

Q: Please explain how the solution became this

A:

Q: A. Solve the following. 02 3. X + 2 = 7- 4 1. 3x + 5 = 35 %3D 2. 7x 6 = 15 %3D %3D 4. 6x - 3 = 45 5.…

A:

Q: How many integer solutions are there to the equation x+y+z=10 if x, y, and z are all bigger than -2?

A: Given, x+y+z=10 x,y,z>-2

Q: following up for the solutions to part b! thank you!

A: Given equation of circle r2=x2+y2

Q: How many solutions are there to the equation r + s + t + u + v= 22, where r, s, t, u are…

A:

Q: What is wrong with the following solution and how should it be done? 1.2x + 2 = 3.8 ; 10(1.2x) + 2 =…

A: 1.2x+2=3.8⇒101.2x+2=103.8⇒12x+2=38⇒12x=36⇒x=3 Here the mistake is, 10 is multiplied to only 1.2x on…

Q: Is this also the answer to this question: x4/4 + 1/2 + 1/4x2. If it is, can you show the solution to…

A: We can check is this also the answer to the question :  x4/4 + 1/2 + 1/4x2 .

Q: What in/are the solution(a) to the equation - 27 z-2. z-4. z-2 ar z-4.

A: Given that, x2=2x                ⇒x=2x Now am using hit and trial method For, x=2 2=22 2=2 Hence x=2…