Trigonometric Functions (id: 4784d9d61)

本题目来源于试卷: Trigonometric Functions，类别为 IB数学

[填空题]
Let f(x)=a $\cos b x$ , for $x \in \mathbb{R}$ , where b>0 .
Part of the graph of f is shown on the diagram below.

1. Find the value of a .   
2. Find:
1. the period of f ;   
2. the value of b .   

参考答案:
空格1: -2±2%  空格2: 3.1415926±2%  空格3: 2±2% 


本题详细解析:

微信扫一扫，分享更方便