Pratap-Pg.no.188,Ex.no.1)

code_begins

sage: y=var('y')
sage: t=var('t')
sage: y=t*sin(t)
sage: plot(t*sin(t),(t,0,10*pi))

code_ends

Solution by:
- <VINAY>, < STUDENT >, < Symbiosis,pune >
- <Your Name>, <Profession>, <Organization>