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指数函数y=ax的图象经过点(2,16)则a的值是A.B.C.2D.4
试题详情
指数函数y=a
x的图象经过点(2,16)则a的值是( )
A.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
I9IH04eaGF8ud/odgiULFgqUDQGN9erZIoQMAHxHgqYy+rmgQioc2ibpsFZ2EdSaRxwXG53FNHdY
OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
C.2
D.4
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指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
I9IH04eaGF8ud/odgiULFgqUDQGN9erZIoQMAHxHgqYy+rmgQioc2ibpsFZ2EdSaRxwXG53FNHdY
OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
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指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
I9IH04eaGF8ud/odgiULFgqUDQGN9erZIoQMAHxHgqYy+rmgQioc2ibpsFZ2EdSaRxwXG53FNHdY
OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
C.2
D.4
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指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
I9IH04eaGF8ud/odgiULFgqUDQGN9erZIoQMAHxHgqYy+rmgQioc2ibpsFZ2EdSaRxwXG53FNHdY
OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
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55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
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D.4
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指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
I9IH04eaGF8ud/odgiULFgqUDQGN9erZIoQMAHxHgqYy+rmgQioc2ibpsFZ2EdSaRxwXG53FNHdY
OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
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D.4
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指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACASURBVDhP3ZLRCcAwCESdzJ1cx2UcJaNcrUlo
oSalkPajBwqRhzEXCTdaCRQFE0NLOzdVwARE5DECQgb5ORAm7T7UEItq6NQh1xdAHyyLACJPtBwo
UJ4YVZRjuBxwu0Vt1MFbi3oeXGHSfzEDfKOPQgKY5C5yW4xnz1wBXPU6AGxNqOYrG5eH/AAAAABJ
RU5ErkJggg==
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACeSURBVDhP3ZLREQMhCESpjJ5oh2YohVIIoGcg
Xi4/l3xkZ/BG54l7q2AfdCegbAhorHM+NQAhAwCvd0BKjP4cyJAih1EkuZoqHc71C+AwdlYJ5Hih
u4D1YLyQrYYJmeKKLuJ2qEQJKtJ2KGPrsnuI42qH+V0Surqs5meoAGqM5Da7FiC0P5ZQAuG8dXaj
xxzCVL2gUc+jtr941dcBswdgFekEiSLONQAAAABJRU5ErkJggg==
)
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指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
I9IH04eaGF8ud/odgiULFgqUDQGN9erZIoQMAHxHgqYy+rmgQioc2ibpsFZ2EdSaRxwXG53FNHdY
OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
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D.4
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指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACASURBVDhP3ZLRCcAwCESdzJ1cx2UcJaNcrUlo
oSalkPajBwqRhzEXCTdaCRQFE0NLOzdVwARE5DECQgb5ORAm7T7UEItq6NQh1xdAHyyLACJPtBwo
UJ4YVZRjuBxwu0Vt1MFbi3oeXGHSfzEDfKOPQgKY5C5yW4xnz1wBXPU6AGxNqOYrG5eH/AAAAABJ
RU5ErkJggg==
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACeSURBVDhP3ZLREQMhCESpjJ5oh2YohVIIoGcg
Xi4/l3xkZ/BG54l7q2AfdCegbAhorHM+NQAhAwCvd0BKjP4cyJAih1EkuZoqHc71C+AwdlYJ5Hih
u4D1YLyQrYYJmeKKLuJ2qEQJKtJ2KGPrsnuI42qH+V0Surqs5meoAGqM5Da7FiC0P5ZQAuG8dXaj
xxzCVL2gUc+jtr941dcBswdgFekEiSLONQAAAABJRU5ErkJggg==
)
C.2
D.4
-
指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
I9IH04eaGF8ud/odgiULFgqUDQGN9erZIoQMAHxHgqYy+rmgQioc2ibpsFZ2EdSaRxwXG53FNHdY
OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
C.2
D.4
-
指数函数y=ax的图象经过点(2,16)则a的值是( )
A.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACKSURBVDhP3ZPdDcAgCISZjJ1Yh2UYhVEoahv7
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OFHVSo1xAkoZJyQdN7FEDm5N7AFBhNAxrCOBT3RvbyAQ6jWfaeL+QW4kk2emHF4Ins180OYGTajm
K+eV5lcAAAAASUVORK5CYII=
)
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
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