21220491item187058012823

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Unformatted text preview: ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ ­­­­­­­­­­­­­­【【【【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.

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