Question

factor 150x^2+55x+5

Answer 1

aaargh
factor out the 5 first, that should help

Answer 2

factor out a 5 to begin with
(5) 30x^2 + 11 +1=0

Answer 3

or use quadratic formula to get your answer the fastest way. i dont think it factors using the above method

Answer 4

Here is a weird method you can try :)
Maybe it will help.