【简答题】二次函数y=2x 2 ﹣4x﹣1的最小值是( ).
【单选题】Among those which is not deemed sales? ( )
A.
the manufacturer transfers self-produced goods from its head office to the branch for sales and both are in different county
B.
the manufacturer uses self-produced goods for dividend distribution
C.
the manufacturer uses self-produced goods for VAT-free items
D.
the manufacturer uses self-produced goods for continuous production
【单选题】Among those which is taxable modern service? ( )
【多选题】Among those which is deemed sales? ( )
A.
The manufacturer transfers purchased goods from its head office to the branch for sales and both head office and branch are in different counties.
B.
the manufacturer uses processed goods on consignment for social intercourse
C.
the manufacturer uses self-produced goods for its canteen
D.
the manufacturer uses purchased goods for continuous production
【多选题】Among those which is deemed sales? ( )
A.
the enterprise has equity share by investing self-produced goods
B.
the enterprise donates self-produced goods to the people suffered from natural disaster
C.
the enterprise purchases alarm device for coal mine workers
D.
the enterprise sponsors a TV show with purchased goods
【简答题】(1)函数y=(a 2 -3a+3)a x 是指数函数,求a的值。 (2)指出下列函数哪些是指数函数? ①y=4 x ;②y=x 4 ;③y=-4 x ;④y=(-4) x ;⑤y=(2a-1) x (a> 且a≠1);⑥y=4 -x 。
【简答题】下列函数①y=5x-5;②y=3x 2 -1;③y=4x 3 -3x 2 ;④y=2x 2 -2x+1;⑤ y= 1 x 2 .其中是二次函数的是 ______.
【单选题】下列各式中,y是x的二次函数的是 [ ]
【单选题】Among those which is input VAT deductible? ( )
A.
purchased goods (except tax-free agricultural goods) without VAT special invoice
B.
purchased goods with VAT ordinary invoice
C.
purchased goods with VAT special invoice
D.
purchased goods without no invoice
【简答题】下列函数中,为奇函数的是( ) (A)y=㏒3x (B)y=4x (C)y=3x2 (D)y=3sinx