Question

Adding _______________ to 25-20x it becomes a perfect square trinomial.



choose one answer.



 a. 16x2



 b. 25x2



 c. -4x2



 d. 4x2

Answer 1

Adding _______________ to 25-20x it becomes a perfect square trinomial.

choose one answer.

 a. 16x2

 b. 25x2

 c. -4x2

 d. 4x2

ans. C