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【段考】高一數學
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99年 - 99下1高一數學 - 臺東縣國立臺東高商99 下學期高一數學第一次段考(期中考)#55463
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2.四正數a,b,c,d成等比數列,若a+ 6 = 8,c + d=162,則公比r = ?
其他申論題
13.若a、b、5、c、d五個數成等比數列,貝a ✕ b ✕ c ✕ d之値爲____
#208690
14.—等比級數首項a1=6,公比r = -2,和爲1026 ,則此級數共有____項
#208691
15.試求無窮級數=____
#208692
三、計算題:每題5分(計算過程要寫清楚) 1若 = ?
#208693
3.—皮球自高80公尺處落下,每次反跳高度爲落下高度的,則此球自落下到靜止共經過多少距離?
#208695
2. Determine whether is a tautology by constructing a truth table. (l0pts)
#208696
3. Prove by induction: for all positive integer n. (l0pts)
#208697
(a) How many permutations are there to arrange a〜e in a row such that a and e are not together;
#208698
(b) find the number of the onto functions/from S to {1,2, 3} such that f(a) =1.
#208699
(a) Show the relation R is an equivalence relation;
#208700