求解图中算式答案
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f(0+)
=lim(x->0) a(1-cos√x)/x
=lim(x->0) (1/2)ax/x
=(1/2)a
f(0-)=f(0) =lim(x->0) 2b = 2b
f(0+)=f(0-)=f(0)
(1/2)a =2b
b/a =1/4
=lim(x->0) a(1-cos√x)/x
=lim(x->0) (1/2)ax/x
=(1/2)a
f(0-)=f(0) =lim(x->0) 2b = 2b
f(0+)=f(0-)=f(0)
(1/2)a =2b
b/a =1/4
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