From Invisible to Popular

After Yue Xin left, Li Xiaoyu leaned over and looked at Yue Xin with a completely different gaze from in the morning. Her face was filled with surprise. "Yue Xin, you actually know the Taylor formula. I learned this formula from Yan Ye yesterday."

Yue Xin nodded. She had also learned it yesterday. When she was sleeping, she heard someone talking about this formula in her ear, so she remembered it. Just as she finished reading the question, she felt that this seemed to be useful. As expected, she solved the question with the Taylor formula. However, even if this formula wasn't used, she could use other solutions, but it would be much slower. If she couldn't solve it before class, she would have to stand in class. Fortunately, she had this Taylor formula in her memory. She wanted to thank the Creator for this gift!

Li Xiaoyu noticed that Yue Xin had her palms together and looked very pious. She asked curiously, "What are you doing?"