Equation of a circle

[@salomonntini4789]

wow i really appreciate this thank you

[@jeckreacher8210]

Thank you Madam

[@ShianoShiano360]

Thank you for making me know what I didn't understand 🙂 ❤❤🎉🎉🎉🎉🎉🎉🎉🎉 God bless you for the good job you are doing for us as students Thank you so much

[@janehope1442]

You are so welcome dear learner 💕

[@Jayblows]

Really helped

[@MarieKim-i6o]

Thank you so much 😊

[@mariaahmed5253]

Thank you

[@Sameerhassan435]

Tnx😊😊

[@Shillah-s3c]

Thank you madam,but I havent understood how to expand (5_k)2