A body oscillator with SHM according to the equation (in SI units) x= 10cos [2pi t +(pi)/(4)] At t= 1.5s calculate the speed.

A body oscillator with SHM according to the equation (in SI units) x=

1.	A body oscillator with SHM according to the equation (in SI units) x= 10cos [2pi t +(pi)/(4)] At t= 1.5s calculate the speed.
Answer» SOLUTION :`V= +44.4 MS^(-1)`.