Sharp EL-5103 - Page 10

k. Combin.tions:
"'
Calcu late the number of co m binations of nCr" -,~"---,;-
5 card$ in. dllCk of 52. rlln r )1
Kev in: 52 ~ (]ill rn m 5 ~ am CD 52 G 5 CIJ ~ mIl ~
Answer: 2598960
Supplementary 2 - effec:ti,e digits
• In this c.lcu lltor .• 11 c.lcullt l on, .r. p.rform.d by uslnll • numer lCII .... Iu. whOM
ml.'ltl nl Is 12 digits a. 'In. Cl l cu l nlon results .. 1 dlspl.yed efter th.y Ite subjected
10 declmel system, but the clkulltor r .teln, • num.ricll IIlluI whose mlntl"l Is 12
dllliu. HOW ...... when I cllculltlon results Is used in the fo llo wing clku l .tion, the
result dn.pl .Yld In I(:(;or d.nci with thl declmll systlm i, u sed.
• Wh.n I numeric ll v.lul I, Inputt.d ... m.nt 's ... only its upper 10 d'gits er •• ffec·
t,lItI, but the number of Inputted dlllits Is retlln.d. A numeric.1 v.lu. sm.lle r th.n 1
lor leroe r th.n - I I's .l to r ... ln.d within 1 0 dillits .. much .s p~sibl •.
Ex . 1 23456789876 .qu. 1 to 1.234567898 " 10"
0.00000000001234 -- .q u I' to 1.234 " 1 0-"
I End of supplementary 2
"
I. Angle/Tim, conveniom
To conllert an angle given as degraes/minuIU/SllCoodS to its decimll equillalent, it
must be entered as in teger and decimal respeclillflly.
Conllflrt
120 47'52 " to its dllCimal equivalent
Key in: 12.4 752 ~m
Answer: 12.79777778
When coolltlrting decimal degrees to the equillalent deg ree S/mint.IIUfsecon ds, the
Inswer is broken down: integer portion .. degrees; 151 .nd 2nd decim.1 digits ..
minutes; 3rd and 4th digits .. seconds; and the 5th through end decim.1 digiti art
decim.1 MtCOndti.
Convert 24.7256 10 its degree/minute/second equill.lent
Key in: 24.7256 ~~ m
Al1liwer: 24 . 433216 or 24 43 '32"
A horfll h8$ treck times of 2 mi n utes 25 seco nds , 2 minutes 38 seconds, .nd 2
minutes 22 seconds. What is the average running lim .?
Key in: .0225 ~ rn .0238 ~ m .0222 ~ [5J
Answer 1: 0.123611111 (press IE!) if you "";Ih to check your inpu t)
Key in: rn 3 0
AnSwer 2: 0.041203704 17