Fill in the blank to make the quadratic below the square of a binomial:
9x^2 + 5x + ___
(3x+b)^2=9x^2+5x+b^2.
Let's solve this.
We get that 3b(2)=5.
So, we get that b=5/6.
Then, to fine ___, we do (5/6)^2=25/36.
Hope this helps!
+2094 
