These Ten-Year-Series (TYS) worked solutions with video explanations for 2004 A Level H2 Mathematics Paper 1 Question 1 are suggested by Mr Gan. For any comments or suggestions please contact us at support@timganmath.edu.sg.
2004 A Level H2 Math Paper 1 Question 1
The equation
$x\sin x+\cos x=1.015$
has a positive root $\alpha $ close to zero. Use small-angle approximations for $\sin x$ and $\cos x$ to obtain an approximation to $\alpha $. Give your answer correct to $3$ significant figures.
[3]
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