本课配套习题挑战模式1/5
A: (1,2) |
B:(-1,-2) |
C:(1,-2) |
D:(2,1),(2,-1),(-2,1),(-2,-1) |
- 提示1:IOagueaNrueCueWIsHjovbTnmoTot53nprvnrYnkuo7nurXlnZDmoIfnmoTnu53lr7nlgLzvvIzliLB56L2055qE6Led56a7562J5LqO5qiq5Z2Q5qCH55qE57ud5a+55YC8
- 答案:RA==
PGRpdj7op6PvvJriiLXngrlN5YiweOi9tOeahOi3neemu+S4ujHvvIzliLB56L2055qE6Led56a75Li6Mu+8jDxicj7iiLTngrlN55qE5qiq5Z2Q5qCH5Li6MuaIli0y77yM57q15Z2Q5qCH5pivMeaIli0x77yMPGJyPuKItOeCuU3nmoTlnZDmoIfkuLrvvIgy77yMMe+8ie+8jO+8iDLvvIwtMe+8ie+8jO+8iC0y77yMMe+8ie+8jO+8iC0y77yMLTHvvIk8L2Rpdj4=
本课配套习题挑战模式2/5
A: (-4,3) |
B: (-3,-4) |
C: (-3,4) |
D: (3,-4) |
- 提示1:IOesrOS6jOixoemZkOWGheeahOeCueaoquWdkOagh+Wwj+S6jjDvvIznurXlnZDmoIflpKfkuo4w77yM6L+b6ICM5qC55o2u5Yiw5Z2Q5qCH6L2055qE6Led56a75Yik5pat5YW35L2T5Z2Q5qCH
- 答案:Qw==
PGRpdj7op6PvvJriiLXngrlQ5Zyo56ys5LqM6LGh6ZmQ5YaF77yMPGJyPuKItOeCueeahOaoquWdkOagh+Wwj+S6jjDvvIznurXlnZDmoIflpKfkuo4w77yMPGJyPuKItVDngrnliLB46L2055qE6Led56a75Li6NO+8jOWIsHnovbTnmoTot53nprvkuLoz77yMPGJyPuKItFDngrnnmoTlnZDmoIfkuLrvvIgtM++8jDTvvIkuIDwvZGl2Pg==
本课配套习题挑战模式3/5
A: 3,4 |
B: 4,3 |
C: 3,-4 |
D: -4,3 |
- 提示1:IOagueaNrueCueWIsHjovbTnmoTot53nprvnrYnkuo7nurXlnZDmoIfnmoTnu53lr7nlgLzvvIzliLB56L2055qE6Led56a7562J5LqO5qiq5Z2Q5qCH55qE57ud5a+55YC8
- 答案:Qg==
PGRpdj7op6PvvJrngrlL77yIM++8jC0077yJ5YiweOi9tOeahOi3neemu+S4unwtNHw9NO+8jOWIsHnovbTnmoTot53nprvkuLp8M3w9MzwvZGl2Pg==
本课配套习题挑战模式4/5
若点P在某直角坐标系的第一象限,且到两坐标轴的距离都是2,则点P的坐标为( )
A: (2,2) |
B: (-2,2) |
C: (-2,-2) |
D: (2,-2) |
- 提示1:PHA+5qC55o2u56ys5LiA6LGh6ZmQ54K55Z2Q5qCH55qE54m554K577yM5qiq5Z2Q5qCHJmd0OzAs57q15Z2Q5qCHJmd0OzA8L3A+
- 答案:QQ==
PGRpdj7op6PvvJriiLXngrlQ5Zyo56ys5LiA6LGh6ZmQ77yMPGJyPuKItOeCuVDnmoTmqKrnurXlnZDmoIfpg73kuLrmraPmlbDvvIw8YnI+5Y+I4oi154K5UOWIsOS4pOWdkOagh+i9tOeahOi3neemu+mDveaYrzLvvIw8YnI+4oi054K5UOeahOWdkOagh+S4uu+8iDLvvIwy77yJPC9kaXY+
本课配套习题挑战模式5/5
已知点P在第一象限,点P的坐标为(3-a,2a+2),如果点P到x轴的距离是到y轴的距离的2倍. 求a=( )
A: 1 |
B: 2 |
C: 3 |
D: 4 |
- 提示1:PHA+5qC55o2u56ys5LiA6LGh6ZmQ55qE54K555qE5qiq5Z2Q5qCH5LiO57q15Z2Q5qCH6YO95piv5q2j5pWw77yM54K55YiweOi9tOeahOi3neemu+etieS6jue6teWdkOagh+eahOe7neWvueWAvO+8jOWIsHnovbTnmoTot53nprvnrYnkuo7mqKrlnZDmoIfnmoTnu53lr7nlgLzliJflh7rmlrnnqIvmsYLop6PljbPlj688L3A+
- 答案:QQ==
PGRpdj7op6PvvJrnlLHpopjmhI/lvpfvvIwyYSsyPTLvvIgzLWHvvInvvIw8YnI+6Kej5b6XYT0xPC9kaXY+