ALGEBI;.\. 

 Prove that 



l 



_ .3 + 1.3.* + ...+ 1.3.5 ...(2-l), 



-2 42 



rr_isr5__-s-l s * 1 ' 



2C3. If 



prove that = -- ; - rr + - sr ... tO GO . 



n nn + l ww + ln + 2 



L The 2n + 1 th convergent to is equal 



1 -f 2/>+ 1 +2p + ... 



to the n- convergent to 1 - -^jL^j-L^ . 



265 . Ifu^-^- 1 ).^"- 1 )^ 2 ^- 3 )-.... 



aml ,,,_ - 



._ ..... 



will W M ' + f; w f = 2 (w w u n _ l + v n v^j) ; w being a positive whole 

 number. 



266. 



w (n-l)(n-2) a 



- y x-f..., 



tli.n will ?* i M i( _ 1 -r i r - _ l = (1-x*)"' 1 ; n being a positive 



number. 



