Question: Mark each statement TRUE or FALSE a) An integrating factor for the differential equation =xy ise b) The equation Ax = 0 has the nontrivial

Mark each statement TRUE or FALSE a) An integrating factor for the differential equation =xy ise b) The equation Ax = 0 has the nontrivial solution if and only if there are free variables. c) If A is nxn matrix, then det(cA) = cdet A, c constant. d) The solution set of a homogeneous linear system Ax = 0 of m equation and n unknowns is a subspace of R" . e) If x is a vector in the first quadrant of R' , then any scalar multiple kx of x is still a vector in the first quadrant of R2

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