Most people can't reach that level.
Hu Zhibin only remembered the first and most important sentence, "First, divide the numerator and denominator by one-third of x cubed." He lowered his head, clicked the mouse, and checked the detailed process of the answer. It was indeed substituting x cubed as he remembered.
Zhao Yi had just said one-third of x cubed.
That was the difference.
Hu Zhibin followed Zhao Yi's calculation and found that it had one less step. He was amazed and widened his eyes in surprise.
Although the problem wasn't difficult, being able to solve it so quickly and more simply than the given answer was certainly remarkable.
"This student is a genius! Why on earth did he enroll in the Biology Department?"
"Could it be that his score wasn't high enough and he was transferred to the Biology Department?"
"Also, why does his voice sound familiar? It's like I've heard it somewhere before."
With doubts, Hu Zhibin looked up and asked, "What's your name, student?"