問題
( )に入る数字を答えよ。
(1) 32,28,24,20,16,12,( ),( ),・・・
(2) 4,7,11,16,22,29,( ),( ),・・・
(3) 1,2,3,5,7,10,13,( ),( ), ・・・
(4) 1,3,9,27,81,( ),( ), ・・・
(5) 19,18,20,17,21,16,22,( ),( ), ・・・
(6) 12,19,17,25,22,31,( ),( ),・・・
(7) -2,4,-8,16,-32,64,( ),( ),・・・
(8) 2/3 , 1/3 , 1/6 , 1/12 , 1/24 ,( ), ・・・
(9) 1,1,2,3,5,8,13,( ),( ), ・・・
解答
詳しい解説は動画をご覧ください。
(1) 8, 4
(2) 37, 46
(3) 17, 21
(4) 243, 729
(5) 15, 23
(6) 27, 37
(7) -128, 256
(8) 1/48
(9) 21, 34
(1) 8, 4
(2) 37, 46
(3) 17, 21
(4) 243, 729
(5) 15, 23
(6) 27, 37
(7) -128, 256
(8) 1/48
(9) 21, 34
<動画での解説はコチラ>