1) Let f:R to R be continuous function which satisfies f(x)=∫(0 to x)f(t)dt, then the value of f(ln5) is:
a)0; b)2; c)4; d) 6.
2) Let I=∫(0 to 1) (sinx)/√x and J=∫(0 to 1) (cosx)/√x.Then which is true?
a)I<2/3 and J<2;b) I<2/3 and J>2;c) I >2/3 and J<2;d)I>2/3 and J>2.

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