223k views
1 vote
What is the value of C so that X^2 + 15x + C is a perfect square trinomial?

O 30
O 15/2
O 15/4
O 225/4

User Dinotom
by
5.6k points

1 Answer

6 votes

Answer:

225/4

Explanation:

x^2+15x+c

take half of 15 and square it

(15/2)^2

225/4

User Liron Levi
by
6.0k points