# math

posted by
**weloo_volley** on
.

Posted by weloo_volley on Wednesday, April 25, 2012 at 12:16am.heeeeelp meeeee ... (a)find antiderivatives for the following functions : (i) e^5x sinh3x + 4x+6/x^2+3x+5 . (ii) �ã3x(x^2-2/x+1). (b)Evaluate the following integrals over the given intervals: (i)4/2x-1 - 3/x+4 over [1,3] (ii)cosh 3x-sinh4x over [0, ln2] (c)A particle is moving from rest with an acceleration a(t)=3�ãt+1 m/sec^2 (i)Find the velocity of the particle after 25 seconds . (ii)Find the total distance travelled by the particle in the first 16 seconds.