Question

what are the factors of 25t^2-1

Answer 1

you could use the quadratic equation
\[-b \pm \sqrt{b ^{2}-4ac } \over 2a\]

Answer 2

y = ax + b + c

Answer 3

\[
a^2 - b^2 =(a-b)(a+b)\\
25 t^2 -1 =(5t-1)(5t+1)
\]

Answer 4

^Yeah, use the difference of two squares method when you can.