5.2 #3 Find the characteristic polynomial of the matrix, using either a cofactor expansion or the special formula for 3×3 determinants. [Note: Finding the characteristic polynomial of a 3×3 matrix is not easyto do with just row operations, because the variableis involved.]10 1-3 4-207 0The characteristic polynomial is.(Type an expression using as the variable.)

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Find the characteristic polynomial of the matrix, using either a cofactor expansion or the special formula for 3×3 determinants. [Note: Finding the characteristic polynomial of a 3x3 matrix is not easy to do with just row operations, because the variable > is involved.] 1 20 0 10 -34-2 07 The characteristic polynomial is (Type an expression using as the variable.)