Let g be the function defined on the set of all real numbers by
Let g be the function defined on the set of all real numbers by
(繼續(xù)) g(x)=1 if x is rational and g(x)=e^x if x is irrational.Then the set of numbers at which g is continuous is
(a)the empty set
(b){0}
(c){1}
(d)the set of rational numbers
(e)the set of irrational numbers
為什么選b?
(繼續(xù)) g(x)=1 if x is rational and g(x)=e^x if x is irrational.Then the set of numbers at which g is continuous is
(a)the empty set
(b){0}
(c){1}
(d)the set of rational numbers
(e)the set of irrational numbers
為什么選b?
英語人氣：144 ℃時間：2020-04-23 10:51:09
優(yōu)質(zhì)解答
x=0,e^x=1,此時函數(shù)連續(xù)
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