Question

2c(c3+3c-1 плизззззззззззззззззззззззззззззззз

Answer 1

2c(c3+3c-1)
2c(6c-1)
12c^2 - 2c

Answer 2

It seems like you've provided a mathematical expression, but there's some text ("плизззззззззззззззззззззззззззззззз") mixed in as well. If you could clarify your expression and question, I'd be happy to help you with the math or any information you're seeking.