1ebec223e0dc2bae61abe9e74683706d22a34a83d2decebbb2c8b52d5702bfa0c87a13df65911be617ad

์–‘์ „ํ•˜์ผ๋•Œ R ์ฆ๊ฐ€ => ์ „๊ธฐ์žฅ ์˜์—ญ์—์„œ ๊ฐ€์†๋„ ๊ฐ์†Œ

์ „๊ธฐ์žฅ ์˜์—ญ์—์„œ ์šด๋™ ์‹œ๊ฐ„๋น„๋Š” ๊ฐ€์†๋„์— ๋ฐ˜๋น„๋ก€ํ•˜๋ฏ€๋กœ ๊ฐ๊ฐ์˜ ๊ฒฝ์šฐ ์ „๊ธฐ์žฅ ์˜์—ญ์—์„œ ์ˆ˜ํ‰ ์ด๋™ ๊ฑฐ๋ฆฌ๋Š” ํŒŒ๋ž€์ƒ‰๊ณผ ๊ฐ™์ด ํ‘œํ˜„ํ•  ์ˆ˜ ์žˆ์Œ

์ด์ œ 1/(a-2) - 1/a = (1/(a-3) - 1/(a-2)) ร— 0.5

ํ’€๋ฉด ๋จ

๋ณ‘์‹ ๋ฌธ์ œ.