Question

What number must be added to the expression below to complete the square?

x^2+3x

A. 9
B. 9/4
C. 3/2
D. 3

Answer 1

I think it is c or D but it should be C

hope that help

[I don't think it did lol ]

BMK

Answer 2

B. (b/2)^2 is 9/4. There