❤️Math Follow Me and Practice everyday 💯
🤔️跟我一起做💯
🌹Topic today：Polynomials多項式函數
🔑Key words
▶️nonnegative integers非負整數，degree次數
▶️constant function常函數，linear function線性函數，quadratic function二次函數
▶️zeros of a function函數的零點，factorization因式分解
▶️nonzero非零，maximum最大
