For how many positive integer values of $x$ is the sum $x^2+4x+4$ less than 20?
Question:
For how many positive integer values of $x$ is the sum $x^2+4x+4$ less than 20?
Answer:
Let's think step by step.

user
2
For how many positive integer values of $x$ is the sum $x^2+4x+4$ less than 20?
train