(b) Use Cramer's rule to solve for y without solving for the unknowns x, z, and w. 4x+ y+ z+ w= 6 3x+7y - z+ w= 1 7x+3y – 5z+8w= -3 x+ y+ z+2w= 3
(b) Use Cramer's rule to solve for y without solving for the unknowns x, z, and w. 4x+ y+ z+ w= 6 3x+7y - z+ w= 1 7x+3y – 5z+8w= -3 x+ y+ z+2w= 3
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
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