Question

4S square - 2 s -2 S plus one

Answer 1

Hii

here's your answer....

=4s^2 - 2s - 2s + 1

=4s^2 - 4s + 1

=4s^2 - (2+2)s + 1

=4s^2 -2s - 2s + 1

=2s(2s-1) - 1(2s-1)

=(2s - 1)(2s - 1)