28 views
PUTHEA Training
IF with VLOOKUP Formula | Advanced Excel រៀន Excel កម្រិតខ្ពស់- Lesson 7
Login with Google Login with Discord
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 |[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, b, c are in A. P. then determinant |[x+2, x+3, x+2a],[x+3, x+4, x+2b],[x+4, x+5, x+2c]|](http://i.ytimg.com/vi/bxjhfOHzYjE/mqdefault.jpg "If a, b, c are in A. P. then determinant |[x+2, x+3, x+2a],[x+3, x+4, x+2b],[x+4, x+5, x+2c]|")
