Maths

If A=(aij) is 3×3 matrix and Aij=cofactor of aij then a11A11+a31A31+a25A25 is equal to

Bibek Shah's image
Bibek Shah
May 22, 2018, 10:04 p.m.

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Mariakeif11 Maryan's image
Mariakeif11 Maryan
May 21, 2018, 10:52 p.m.

24.Findthevalueof(cos0o+sin45o+sin30o)(sin90o-cos45o+cos60o)

 

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