For Exercises 49-50, use Cramer’s rule to solve for the indicated variable.
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- 67. Calculate the discriminant associated with the equation 6x2+5x+1=0.arrow_forwardSolve for X in the Equation, given A=-2-1103-4 and B=0320-4-1 a X=3A2B b 2X=2AB c 2X+3A=B d 2A+4B=-2Xarrow_forwardUse Cramer's rule (by hand) to find the unique solution of x1 +3x3 = -1 -3x1 +2x3 = 1 2x2-x3=0arrow_forward
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