题目内容
已知幂函数f(x)=k•xα的图象过点(
,
),则k+α=______.
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由幂函数的定义得k=1,
再将点(
,
)代入得
=(
)α,
从而α=
,故k+α=
.
故答案为:
再将点(
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从而α=
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故答案为:
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