一次函数y=x-2与y=-x+2的图象交点的坐标是______.
联立y=x-2y=-x+2,
解得x=2y=0,
所以,交点坐标为(2,0).
故答案为:(2,0).
简述柴油机的工作原量?
0.001,0.002,0.006,0.024,( )
A.0.045
B.0.12
C.0.038
D.0.24