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Janusz
办美国文凭加拿大文凭澳洲文凭英国文凭学位证毕业证成绩单
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![Prove that |[1 +a^2 -b^2, 2ab, -2b],[2ab, 1-a^2 +b^2, 2a],[2b, -2a, 1-a^2 -b^2]| = (1 + a^2 + b^2)^3](http://i.ytimg.com/vi/B7UwIYXEcX8/mqdefault.jpg "Prove that |[1 +a^2 -b^2, 2ab, -2b],[2ab, 1-a^2 +b^2, 2a],[2b, -2a, 1-a^2 -b^2]| = (1 + a^2 + b^2)^3")
![Prove that |[a - b - c, 2a, 2a],[2b, b - c - a, 2b],[2c, 2c, c - a - b]| = (a + b +c)^3](http://i.ytimg.com/vi/F6Kll3fQIB0/mqdefault.jpg "Prove that |[a - b - c, 2a, 2a],[2b, b - c - a, 2b],[2c, 2c, c - a - b]| = (a + b +c)^3")
![If A= [[1,2,3],[2,0,-2],], B= [[1,1,-1],[2,0,3],[3,-1,2]] and C= [[1,3],[0,2],[-1,4]], find A(BC).](http://i.ytimg.com/vi/bbPuR3re7PI/mqdefault.jpg "If A= [[1,2,3],[2,0,-2],], B= [[1,1,-1],[2,0,3],[3,-1,2]] and C= [[1,3],[0,2],[-1,4]], find A(BC).")
![Write the value of the determinant |[2, 3, 4],[5, 6, 8],[6x, 9x, 12x]|](http://i.ytimg.com/vi/mz-WqVCIwCc/mqdefault.jpg "Write the value of the determinant |[2, 3, 4],[5, 6, 8],[6x, 9x, 12x]|")
![For the matrix A=[[ 8 -2; -2 5 ]], write A=B B^T as disc…](http://i.ytimg.com/vi/rZVycEQgIuE/mqdefault.jpg "For the matrix A=[[ 8 -2; -2 5 ]], write A=B B^T as disc…")
![[Chemistry] Higher yield of NO in 2 2 N (g) O 2NO(g) + can be obtained at [∆H of the reaction](http://i.ytimg.com/vi/MztUEg6MHOs/mqdefault.jpg "[Chemistry] Higher yield of NO in 2 2 N (g) O 2NO(g) + can be obtained at [∆H of the reaction")
