For how many values of x in the interval [-4,-1] the matrix \left[\begin{array}{ccc}3 & -1+x & 2 \ 3 & -1 & x+2 \ x+3 & -1 & 2]\end{array} i singular?

CGPET 2012 Solved Paper

Section: Mathematics

Question : 150 of 150

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For how many values of x in the interval [−4,−1] the matrix [

] i singular?

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