Solve using Gauss Elimination Method 2x1 + x2 + x3 – 2x4 = -10 4x1 + 2x3 + x4 = 8 3x1 + 2x2 + 2x3 = 7 X1 + 3x2 + 2x3 – x4 = -5

Q: Determine which of the following gives the simplified form of the polynomial expression (8z+ 4) (4z²…

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Q: -3x+y=-17 -x+y=-5 substitution method.

A: Solve the given equation

Q: -15m2-43m+6

A: To determine the factors of the polynomial.

Q: 4x+3y=-6 1. (Addition method) 3x = 6y-10

A: Solution is given below..

Q: 2(x -3) – (4x + 5)

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Q: 5 -x° + 2x 3 dx .2 x +4

A: Consider ∫x5-x3+2xx2+4dx = ∫x5+4x3-5x3+2xx2+4dx= ∫x5+4x3-5x3-20x+2x+20xx2+4dx=…

Q: 4x²-16x + 16

A: Given that the expression we have to find the difference of square formula

Q: 4x= o +4 X+1'

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Q: x + 2y3z + 2t 2x + 5y8z + 6t 3x + 4y - 5z + 2t = 2 = 5 = 4

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Q: a+2b+4c+3d=21 -3a+4b-2c+3d=-1 a+6c+3d=-19 3a+4b-3c-2d=16

A:

Q: A rectangular poster has dimensions (2x-1) by (3x+2). Two congruent squares are cut out of the…

A: Let length of one side of rectangle be (2x-1) and length of other side be (3x+2). Two congruent…

Q: Does -3(4n + 2) = 4n + -2(4n - 6) have a solution or no

A: We have to find whether this equation has solution or not. The given expression is -3(4n + 2) = 4n +…

Q: 2z2_2z+3=0

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Q: 8y

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Q: Express as a polynomial. (r 2 + 8r - 2-)(r 2 + 3r - 1)

A: Given expression:                         (r2+8r-2)(r2+3r-1)

Q: A rectangular poster has an area of (2x + 3x - 10) square inches. What are the dimensions of the…

A: We can find the dimension of the rectangle as below.

Q: There are two roller coasters that have cars travelling at the same time. The heights of the…

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Q: Select all the quadratic equations. 7x3 - 9x2 + 3x - 12 = 0 32t2 - 23t = 9 x+ 6y = 42 x2 - 4y2 = 0…

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Q: x+2 xp- J +4x

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Q: 2x+4y=4 2x+3y=-18 substitute method.

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Q: If P = 7x +7x +8 and P2 = 2x - 3x-4 then 2P + P2 = %3D O 16x? + 11a + 12

A: P 1=7x2+7x+8 and P2=2x2-3x-4 Then 2P1+P2 =2(7x2+7x+8)+(2x2-3x-4) =14x2+14x+16+2x2-3x-4=16x2+11x+12

Q: divide (m4 - 10m3 + 12m2 + 21m + 23) ̧(m - 3)

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Q: Factor: 9x4 + 21x? а. b. 15x³y? – 25r*y³ 16x*y – 8r*y* + 4x²y'. c.

A: Given (A) 9x4+21x2 Taking 3x2 as common. 9x4+21x2=3x23x2+7   (B) 15x3y2-25x4y3 Taking 5x3y2 as…

Q: Is (6,7) a solution for y=11x+8?

A: Given:

Q: 3(15t-17)+2(t-45)=0

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Q: Perform Crout's method on 2x₁5x₂ + x3 = 12 -X₁ + 3x₂x3 = -8 3x₁4x2 + 2x3 = 16

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Q: Find a and b if a + (5 – 3b) i = ai + 2 (b + 5)

A: See the attachment.

Q: -4x-y=-18 4x+5y=10 Use elimination method

A: We have to solve

Q: Martha is visiting New York City for the first time. Her hotel is on 6th Avenue, which is at point…

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Q: How many zeros does the polynomial 3x2 + 2x + 1 have in Z6?  I thought it was three but that was…

A: Solution: Given Polynomial is  3x2+2x+1   over  ℤ6

Q: 1) Divide: 12x* – 7x3 + 7x² + x – 1 by 4x2 –- x + 2

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Solve - 2/x + 8 – 3 = – 5 for x

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Q: e each expression in expone (36x)' 6x (6,') (16x) 8x Start . 4. 2x3 16x (3x) 3x 5x5 2. (25x) unim

A: Since you have asked multiple part question, we will solve the first 3 part of the question for you…

Q: Find Least Squares Solution. 9 2b + 4c = -3 -за - 36 - Зc = 1 9-46+2c= -5 1

A: Given that a-2b+4c=-3-3a-3b-3c=1a-4b+2c=-5-a+2b-5c=2 Compare to Ax=b Where A=1-24-3-3-31-42-12-5 and…

Q: Simplify 6x4+9x³ – 12x² -3x²

A: Here we have Simplify the 6x4+9x3-12x2-3x2