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【【【【C
【【【【(1) m > k , 【【【【【 x y 【【【【 , 【【【【【 (2) x > y , m, k 【【 , 【【【【
(1)【(2)= m>k , x>y , m , x 【【【【【【【【 ,【【【【,【 mx + ky > kx + my 【【
173. 17281!item!187;#058&011070
If N is a positive integer, is the units digit of N equal to zero?
(1) 14 and 35 are factors of N.
(2) N = (25)(32)(57)(76)
【【【【D
【【【【(1)14【35【N【【【,70【【【【【【,N【70【【,【【 (2) N = (25)(32)(57)(76) , 【【
174. 17336!item!187;#058&011114
In the xyplane, what is the yintercept of line l
(1) The slope of line l is 3 times its yintercept. 1 (2) The xintercept of line l is 3 .
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This note was uploaded on 06/15/2012 for the course ECON 401 taught by Professor Kim during the Spring '12 term at East China Normal University.
 Spring '12
 Kim

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