Friday, 13 April 2012

1.Solve the follwing simultaneous equations by using Cramer’s rule 3x + 2y =13 2x – y = 4


Solution
Simultaneous equations by using Cramer’s rule is solved by calculating these three determinants:

D = abs%28matrix%282%2C2%2CP%2CQ%2CS%2CT%29%29 = PT-QS

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