ONE QUESTION, ONE STEP
ZX-BB254400012024年10月北美A卷 · 第 21 题
2024年10月北美A卷 · 原库模块 1 · Q21 原库参考解析
The function \( f \) is defined by \( f\left(x\right)=a^x+b \), where a and b are constants and a > 0. In the xy-plane, the graph of \( y=f\left(x\right) \) has a y-intercept at \( \left(0,-28\right) \) and passes through the point (2, 35). What is the value of a + b?
参考答案:
解题思路
容易忽略的一步
