You are viewing a single comment's thread from:RE: How to sketch the graph of a Parabola?- graph of a quadratic equationView the full contextView the direct parentmattclarke (70)in #mathematics • 7 years ago This comment links to a scam site, do not click any links. Do not enter your password.
thank you so much @mattclarke for you alarm....especially that I don't understand the language used.