The Cookie Monster encounters a cookie whose boundary is the equation $x^2+y^2 - 6.5 = x + 3 y$ and is very confused. He wants to know if this cookie is a lunch-sized cookie or a snack-sized cookie. What is the radius of this cookie?
Question:
The Cookie Monster encounters a cookie whose boundary is the equation $x^2+y^2 - 6.5 = x + 3 y$ and is very confused. He wants to know if this cookie is a lunch-sized cookie or a snack-sized cookie. What is the radius of this cookie?
Answer:
Let's think step by step.

user
3
The Cookie Monster encounters a cookie whose boundary is the equation $x^2+y^2 - 6.5 = x + 3 y$ and is very confused. He wants to know if this cookie is a lunch-sized cookie or a snack-sized cookie. What is the radius of this cookie?
train