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Linear Algebra
Solve the following system using Gauss's algorithm (a) x1 + 2x2 + 4x3 + 6x4 = 3 2x1 + x2 + 3x3 = 6 2x1 + x2 + 6x3 + 4x4 = 11 2x1 + x2 + x3 = 0 so the matrix will be: 1 2 4 6 3 2 1 3 0 6 2 1 6 4 11 2 1 1 0 0 
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If possible, solve the following linear systems by Cramer's rule. 2x1 + 4x2 + 6x3 = 14 x1 + 2x3 = 0 2x1 + 3x2 − x3 = 30 
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If possible, solve the following linear systems by Cramer's rule. 2x1 + 4x2 + 6x3 = 14 x1 + 2x3 = 0 2x1 + 3x2 − x3 = 30 i am having trouble with this one 
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use simplex method solbe LPP maximize Z=2x1+4x2+x3+x4 subject to x1+3x2+x4<4 2x1+x2<3 x2+4x3+x4<3 x1,x2,x3,x4>0 
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use simplex method solbe LPP maximize Z=2x1+4x2+x3+x4 subject to x1+3x2+x4<4 2x1+x2<3 x2+4x3+x4<3 x1,x2,x3,x4>0 
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calculate the lower bound from min z= 4x1 + 2x2 2x1  3x2 => 4 x1 + 5x2 <= 6 2x1  6x2 = 10 x1=>0 
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{ this means means square root How do you solve these kind of radicals: 1. (5{14)*(3{2) 2. (4{2+2)*(3{31) Can someone show me how to do these correctly please ? 
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2x1+2x2+2x3=0 2x1+5x2+2x3=1 8x1+x2+4x3=1 gauss elimnation method plz sol any one 
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Explain how the process of combining radicals through addition and subtraction is similar to combining polynomials. What make two radicals like radicals 
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36) Consider the following minimization problem: Min z = x1 + 2x2 s.t. x1 + x2 ≥ 300 2x1 + x2 ≥ 400 2x1 + 5x2 ≤ 750 x1, x2 ≥ 0 What is the optimal solution?