Question 881902
Determine the period for y=1/2cos(5piex-3)
{{{y=(1/2)cos(5(pi)x-3)}}}
Form of equation for cos function:Acos(Bx-C)period, A=amplitude, period=2π/B
For given function: {{{y=(1/2)cos(5(pi)x-3)}}}
B=5π
period=2π/B=2π/5π=2/5 radians