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OpenStudy (anonymous):
For the system: X+2Y+Z=3 3X-Y-3Z=-1 2X+3Y+Z=4 a) Write the coefficient matrix A of the system b) Find det(A) c) Compute |-2A.AT.A-1|
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OpenStudy (jdoe0001):
the matrix will be all coefficients for the variables arranged in the same order
OpenStudy (anonymous):
thanks so much
OpenStudy (jdoe0001):
yw
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