IB MAI HL Functions Topic 2.2 Applications of Functions (id: 648da2ec8)

本题目来源于试卷: IB MAI HL Functions Topic 2.2 Applications of Functions，类别为 IB数学

[填空题]
The average daily hours of sunlight,eyf 1,a( 1( oypwsfh2g S, duridp mcqj3yrh+ +,9o w-ang a 12-month period in a particular to,mcj daw3 h+-+qp9o yrwn is given by the function
$S(t)=\,acos(bt−π)+d$,
where time,t, is measured in months, a and d are constants, and b is measured in degrees.
The graph of $S$ versus t is shown in the diagram below.


1.Find the value of
(1)a =   
(2)d =   
2.Find the value of b.b =    $^{\circ}C$
3.Write down the values of t when the average daily sunlight is 10 hours.

参考答案:
空格1: 6±2%  空格2: 10±2%  空格3: 30±2% 


本题详细解析:

微信扫一扫，分享更方便