用微分计算近似值1)arctan1.02
问题描述:
用微分计算近似值1)arctan1.02
答
arctan1.02=arctan(1+0.02)~arctan1+(arctan'1)* 0.02=p/4+[1/(1+1^2)]*0.02=p/4+0.01.(p是圆周率)
用微分计算近似值1)arctan1.02
arctan1.02=arctan(1+0.02)~arctan1+(arctan'1)* 0.02=p/4+[1/(1+1^2)]*0.02=p/4+0.01.(p是圆周率)