C 180 ] 
Moreover it appears, that 
is = the’ limit of W. X 5; 'L-.l7 W x _jr 
I 2.5.8 (z) x 1. 3. 5 (2) 
= the limit of 3 »+»- 3 » + i- 3« + 8(») x _J_ 
i-3 -S (*) 
by Art. IV. is = - 1 . 
2 s 
j which, 
Therefore K is == 
7 1 x 
3 1 _2T. 3 xC 
2 t B 
B 
And, in like manner, may a great number of other areas be com- 
pared. 
Note. All the whole areas above-mentioned are fuppofed to begin 
where x begins, and to ftand upon a bafe = i . 
Received 
