Question: 10. Suppose n is a positive integer, show that (a) limh_,0 W = 2_1n$_1. (4 marks) (b) Hence, calculate limh_>0 W (4 marks) (Hint: Use

 10. Suppose n is a positive integer, show that (a) limh_,0
W = 2\"_1n$\"_1. (4 marks) (b) Hence, calculate limh_>0 W (4 marks)

10. Suppose n is a positive integer, show that (a) limh_,0 W = 2\"_1n$\"_1. (4 marks) (b) Hence, calculate limh_>0 W (4 marks) (Hint: Use binomial theorem: For any positive integer n, (a + b)" = 221:0 (7:) (LnW) mg 11. Let n be any positive integer, show that limng % = g (4 marks) (I) (Hint: Consider geometric sequence)

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