Question

Factor 25x 2 + 10x + 1.
(25x + 1)(x + 1)
(5x + 1)(5x - 1)
(5x + 1)²

Answer 1

\(\Large \color{purple}{\rightarrow 25x^2 + 5x + 5x + 1 }\)
Now, factorize the first two and the last two terms and then group. You get the answer.

Answer 2

@CoreyContini i have noticed that you have been posting multiple questions regarding the same topics (factoring) without much feedback whether you understood the solutions or not. We would like you to learn as much as possible so a little interaction with the people trying to help you would be nice :) ~Thanks