26年8月国际D卷练习 · 第 11 题

26年8月国际D卷练习 · 原库模块 2 · Q11 参考答案

The table shows three values of x and their corresponding values of y. There is a quadratic relationship between x and y. An equation that represents this relationship can be written as \( y=36x^2-bx-120 \), where b is a constant. What is the value of b?