I have an equation
f(x)=5(0.5(x-10))^2-5sin(-2.5(x-10))
that i want to expand in the x direction. Basically i want to make the period of each "wave" longer without changing the amount of wave. How do i do that????

I have an equation fx505x1025sin25x10 that i want to expand in the x direction Basically i want to make the period of each wave longer without changing the amou class=