Solve the equation Ax = b by using the LU factorization given for A. 100 2-2 A = 1 - 2 -4 I 5 3-5 -6 11 1 2 N|W 2 10 21 2-2 0 - 1 0 -4 7 0 - 14 b= 0 - 3 - 20

Q: If 12x + 16y = 11 , what is the value of 6x + 8y?

A: Using Substitution we can get the value of 6x+8y,

Q: (4)-2x=21

A: From the given information we find the solution.

Q: T 2 2. S 8xdx 4 2 0x -8x +32

A:

Q: If 2y-8=24 find the value of 3y

A: The given equation is  2y-8=24 . ....... (1)

Q: Find A for

A:

Q: 4. Determine the sum and the product of the roots of 3x2 11x – 6. %3D

A: Sum of roots = 11/3 Product of roots = 2

Q: S 3x+6 (1+ 8х+ 2х2)s dx

A:

Q: find the value of 7v-6 given that -13v-5=8

A: Given: -13v-5=8

Q: If 4x + 8y = 12 , what is the value of 3x + 6y

A:

Q: find the value of 3y-3 given that -8y-9=7

A: Given,

Q: Given that 3x - 5 x²(x - 1) = A B x x² + C + x for some constant real x-1 numbers A, B and C. Find…

A:

Q: If 4y - 8 = 12, What is the value of 2y + 12

A: Given:   4y - 8 = 12

Q: Factor. 3y2 − 10y − 8

A: Given:3y2-10y-8=0

Q: 6. Which expression is equivalent to 3x( bx + 10) – (x - 5x+c)? A) -x +(3b +35) x- c B) -3bx + 25x +…

A: To find: The equivalent expression to the expression 3xbx+10-x2-5x+c. Calculation: Expand the…

Q: Suppose the value of a car V is related to the number of years since its purchase by the formula V =…

A: Here the value of car  is given V = 25000-2100n After 5 year then n = 5

Q: If f1x2 = 3x + 8 2x - A and f102 = 2, what is the value of A?

A: fx=3x+82x-A

Q: Perform the indicated operation 6z - 1 N -D5 2-4z-32 z² - 16

A:

Q: To what power has 4 been raised to attain the result of 256?

A: topic - exponents

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: f 4y - 8 = 12 , what is the value of 2x - 2x = ?

A: given 4y-8=12

Q: If a +b = 1 and a? + b? = 2 find a+ b3=?

A: Given,           a+b=1 and a2+b2=2We know that,        a2+b2= a+b2-2ab        a3+b3=(a+b)(a2+b2-ab)

Q: If C = z - 9z2 and D = -x +3, find an expression that equals 3C – D in standard form.

A: Given: C=x-9x2, D=-x+3

Q: Simplify. 2 -1 (u=²) 2) (37) 3-2 -2 Write your answer using only positive exponents.

A: Here we can use following power rule to simplify the given expression:…

Q: Factor the GCF from each expression a. 5x³(2x-1)-15x(2x - 1)³ b. -36x²(x+4)³ + 10x³(x+4)

A: Here we have to the factorization.

Q: 98コ4×十16 X-24X

A:

Q: consider the equation 3x+5=9-x

A: Given 3x+5=9-x