10. How many positive integers between 100 and 999 inclusive a) are divisible by 7? b) are not divisible by 4? c) are divisible by 3 or 4?

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Q: 4. (a) Evaluate the integral (b) Show that 0 1 S [ f*cos(y²) dy da 0 Ste 1 + ex+y dx dy 4.

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Q: sx 14-X Find the Fourier transform of function f(x) = , 0<x< 14 14 < X <16

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