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<p>Let f:R→R be a twice differentiable function satisfying f(0)=2,f′(0)=3 f′′(x)=f(x). Then f(4) is equal to</p><p>Select one:</p><p>A. 5(e8+1)/2e4</p><p>B. 5(e8−1)/2e4</p><p>C. 2e4/5(e8−1)</p><p>D. None of these</p>
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