- #1
MrNeWBiE
- 75
- 0
hi
determine if whether it's circle or not , if yes find the center and radius
1) 2x^2 + 2y^2 - 5x + 4y - 1 =0
2) x^2 + y^2 + 4x + 8y + 25 =0
1) center (5/4,-1)
2) center (2,4)
well i need help in how to find the " radius " and how to know if it's circle equation or not ,,,
Homework Statement
determine if whether it's circle or not , if yes find the center and radius
1) 2x^2 + 2y^2 - 5x + 4y - 1 =0
2) x^2 + y^2 + 4x + 8y + 25 =0
The Attempt at a Solution
1) center (5/4,-1)
2) center (2,4)
well i need help in how to find the " radius " and how to know if it's circle equation or not ,,,