题目内容
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[主观题]
设f(x)在[0,+∞)上连续,在(0,+∞)内可导且满足 f(0)=0,f(x)≥0,f(x)≥f'(x)(), 证明:f(x)≡0.
设f(x)在[0,+∞)上连续,在(0,+∞)内可导且满足
f(0)=0,f(x)≥0,f(x)≥f'(x)(x>0),
证明:f(x)≡0.
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设f(x)在[0,+∞)上连续,在(0,+∞)内可导且满足
f(0)=0,f(x)≥0,f(x)≥f'(x)(x>0),
证明:f(x)≡0.