A) \[{{x}^{2}}+{{y}^{2}}\pm 4x\pm 8y=0\]
B) \[{{x}^{2}}+{{y}^{2}}\pm \,\,2x\,\,\pm \,\,4y=0\]
C) \[{{x}^{2}}+{{y}^{2}}\pm 8x\pm 16y=0\]
D) \[{{x}^{2}}+{{y}^{2}}\pm \,x\pm \,y=0\]
Correct Answer: A
Solution :
In \[\Delta OAC,\]\[O{{C}^{2}}={{2}^{2}}+{{4}^{2}}=20\]You need to login to perform this action.
You will be redirected in
3 sec