A:y=-2(x+1)2+3
B:y=-2(x+1)2-3
C:y=-2(x-1)2+3
D:y=-2(x-1)2-3
能加快食盐溶解速率,并增大食盐溶解度的下列操作是( )
I think it will take me to work out the problem. Wait for a while.