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Code With Sep
Write a database from scratch | Episode 1, Introduction to the series
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Hoang Giang Share
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
Veinas bọt EPE máy móc
Wendy Ye
![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")
![Let A=[[ 1 2 -1; 2 1 4 ]], B=[\\\\beginarr…](http://i.ytimg.com/vi/_RKSt51IZAY/mqdefault.jpg "Let A=[[ 1 2 -1; 2 1 4 ]], B=[\\\\beginarr…")
![Consider a 2 -by- 2 matrix of real numbers A=[[ a c; b d ]…](http://i.ytimg.com/vi/BsvZtOkmSXs/mqdefault.jpg "Consider a 2 -by- 2 matrix of real numbers A=[[ a c; b d ]…")
