Question: Please help me with two true-false questions D Question 1 2 pts True or False: If the coefficient matrix of a system in k unknowns

Please help me with two true-false questions

D Question 1 2 pts True or False: If the coefficient matrix of a system in k unknowns with / linear equations has rank / , then the system has a solution. True False D Question 2 2 pts True or False: Let A E Maxx(IF) with det( A) # 0. and let B1 , B2, By E M,,xx (IF) be the matrices obtained by performing elementary row operations of type 1,2,3 on A , respectively. Then det( A) = det( B, ) = det( B2) = det( B3). True O False

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