/ananas/latex/p/1802
/ananas/latex/p/1802
png的最优值是() A: -2 B: -6 C: -45/4 D: -7
png的最优值是() A: -2 B: -6 C: -45/4 D: -7
给定关系模式R(U, F),U={A, B, C, D, E},F={B→A,D→A,A→E,AC→B},其候选键为( )。 A: ABD B: ABE C: ACD D: CD
给定关系模式R(U, F),U={A, B, C, D, E},F={B→A,D→A,A→E,AC→B},其候选键为( )。 A: ABD B: ABE C: ACD D: CD
If Sarah hadn’t come to the cabin, () A: Abe’s father wouldn’t have told him not to go to school B: Abe wouldn’t have helped his father on the farm C: Abe wouldn’t have had so much time to read D: Abe’s father wouldn’t have told him to stop reading
If Sarah hadn’t come to the cabin, () A: Abe’s father wouldn’t have told him not to go to school B: Abe wouldn’t have helped his father on the farm C: Abe wouldn’t have had so much time to read D: Abe’s father wouldn’t have told him to stop reading
Photoshop常用的文件格式有() A: psd B: jpg C: png D: gⅰf
Photoshop常用的文件格式有() A: psd B: jpg C: png D: gⅰf
1海里等于()米。 A: 1802 B: 1822 C: 1852 D: 1872
1海里等于()米。 A: 1802 B: 1822 C: 1852 D: 1872
______________属于图像格式文件。 A: BMP B: WMA C: PNG D: JPG E: AVI F: GIF
______________属于图像格式文件。 A: BMP B: WMA C: PNG D: JPG E: AVI F: GIF
已知函数f(x)=ax3+bsinx+5,且f(7)=9,则f(-7)=___.
已知函数f(x)=ax3+bsinx+5,且f(7)=9,则f(-7)=___.
常见图片格式有()等。 A: .bmp B: .jpg C: .gif D: .png E: .tif F: .exe
常见图片格式有()等。 A: .bmp B: .jpg C: .gif D: .png E: .tif F: .exe
常用图像文件格式有( ) A: BMP B: JPEG C: PNG D: GIF E: PSD F: TIFF
常用图像文件格式有( ) A: BMP B: JPEG C: PNG D: GIF E: PSD F: TIFF