❤️Math Follow Me and Practice everyday 💯
🤔️跟我一起做💯
🌹Topic today:Quadratic Functions and Parabolas二次函數和抛物線
🔑Key words
▶️vertex頂點,the lowest point最低點,the highest point最高點
▶️minimum value最小值,maximum value最大值
▶️completing the square配成完全平方,coefficient系數
▶️quadratic formula二次方程解的公式,solution解
▶️difference差,product乘積