Question

factor csc^2x + 2cscx +1

Answer 1

let u = cscx

csc²x + 2cscx +1 = u² + 2u + 1

Now factor it.

Answer 2

huh....
?

Answer 3

Geerky was suggesting that you make a substitution so the quadratic is a little easier to read.

\[\large u^2+2u+1\]Do you understand how to factor this?

Answer 4

no :( i can't factor.

Answer 5

saying the u^2+2u+1 is like the same thing as x^2+2x+1

Answer 6

This may help you: http://www.youtube.com/watch?v=ZQ-NRsWhOGI