f9(16, 9, 9.3) ํŒœ๊ทธ๋ฆฝ ์œ ์ €๋ผ ์• ๋งคํ•จ.
๊ทผ๋ฐ ๊ฒฝ๋Ÿ‰ ๋งˆ์šฐ์Šค๋“ค์€ ์™œ ํŒœ๊ทธ๋ฆฝ์— ์ ํ•ฉํ•œ ๊ฒŒ ์—†๋Š” ๊ฒจ.