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Inverse of a Matrix

18. Let A be ...

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18. Let A be the 44 matrix with real entries such that determinant of every 22 submatrix is 0 then (a)adj (A)=0 (b)det (A)=0 (c) A=0 (d)AX=0 has infinite number of solutions

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P (x) = a_{0} + a_{1} x^{2} + a_{2} s^{4} + . . . . . . . . + a_{n} x^{2 n}

be a polynomial in a real variable x with

0 < a_{0} < a_{1} < a_{2} < . . . . < a_{n^{'}}

The function P(x) has

P (x) = a_{0} + a_{1} x^{2} + a_{2} x^{4} + . . . + a_{n} x^{2 n}

be a polynomial in a real variable x with

0 < a_{0} < a_{1} < a_{2} < . . . < a_{n} .

The function P(x) has

f (x) = a_{0} + a_{1} x^{2} + a_{2} x^{4} + . . . . + a_{n} x^{2 n}

0 < a_{0} < a_{1} < . . . . . . . < a_{n}

P (x) = a_{0} + a_{1} x^{2} + a_{2} x^{4} + . . . + a_{n} x^{2 n}

be a polynomial in a real variable x with

0 < a_{1} < a_{2} . . . < a_{n}

P (x) = a_{0} + a_{1} x^{2} + a_{2} x^{4} + . . . . . . + a_{n} x^{2 n}

be a polynomial in a variable x with

0 < a_{0} < a_{1} < a_{2} < a_{3} . . . . . . . < a_{n}

. The function P(x) has

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