打字猴:1.700993598e+09
1700993598 8-43 1.24×10-10m.
1700993599
1700993600
1700993601 8-44 
1700993602
1700993603 8-45 (1)(1-0.96×10-10)c; (2)2.1×1010.
1700993604
1700993605 8-46 (1)34.0cm; (2)∑-粒子.
1700993606
1700993607 8-47 (1)3.3×103MeV; (2)向西偏转α=0.044rad.
1700993608
1700993609 8-48 略.
1700993610
1700993611
1700993612 8-49 (1)略; (2)
1700993613
1700993614 8-50 (1)略;
1700993615
1700993616 (2)参考答案:R=1.104×108m,M=5.11×1030kg;
1700993617
1700993618
1700993619
1700993620
1700993621 附  录
1700993622
1700993623 附-1 Ln=n!.
1700993624
1700993625 附-2 x=2,y=1,z=-3.
1700993626
1700993627
1700993628 附-3 (1)A+B:(3,-2,-9),A-B:(5,-6,3),证明略;(2)证明略.
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1700993630 附-4 证明略.
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1700993632 附-5 证明略.
1700993633
1700993634 附-6 提示:若A·(B×C)=0,则A,B,C共面.
1700993635
1700993636 附-7 证明略.
1700993637
1700993638
1700993639 附-8 
1700993640
1700993641 附-9 x0=-1是极小值点,函数曲线图略.
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1700993643
1700993644 附-10 
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