Question

Wn

求解2

√6780
22. 不等式 (2x+5)(x-1)2(x-3)3(-x²+2x-4)(x+7+20的整數解有多少個
(1) 8 (2) 7 (3) 6 (4)5
(5) 4
++
53. 若loga=4.5,logb=1.5,則ab的多少倍?(1)3 (2)30 (3) 100
X23
X≤-1
(4) 300 (5) 1000
3x
-3x
| 4.已知ax=5,則
a + a
x
a
+a-x
=? (1)0.2 (2) 1.2 (3) 4.2 (4) 21 (5) 126

Answer 1

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Clark Kent

這樣？