Question

Decide what number must be added to make the expression a perfect square trinomial. then factor the trinomial.
x^(2) - 0.2x + ____

(Type the integer or decimal)

Thx..

Answer 1

half of b squared = (0.1)^2=0.01

Answer 2

0.01

Answer 3

factored is (x-0.1)^2

Answer 4

Thx to all!!