1.

If A=∣∣∣∣120−2−1−20−11∣∣∣∣, then find the value of A−1 Using A−1, solve the system of linear equations x - 2y = 10, 2x- y - z = 8 and -2y + z = 7

Answer»

If A=
120212011
, then find the value of A1
Using A1, solve the system of linear equations x - 2y = 10, 2x- y - z = 8 and -2y + z = 7



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