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solve x+y = 2 ; 2y-z = 0 ;
-x-y+z = -1 using cramer's rule (using determinants) ---------------------------------------------- ----------------------------------------------- evaluate the determinant of the coefficient matrix replace the first column in the above determinant with the vector on the RHS of the equations take the ratioof the second determinant to the first one to get x for y replace the second column in the coefficient matrix and proceed as above ... answer and some steps are given below ================ * * ================ ![]() integration formulae collection of revision questions |
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articles) list of formulae and notes on some math topics formulae on sequences and series (trig. formulae) (integration formulae) (other math problems without classification) or problem index (formulae on differentiation) rbmix.com tags: trigonometry, math, homework help, tutor |