In this example, `b = 10`, so the period is `(2π)/10 = π/5`. To draw 2 cycles, we will need to go from `0` to `(2π)/5` along the x-axis.

0.2π0.4π1-1xyOpen image in a new page

The graph of `y=cos(10x)` for `0 ≤ x ≤ (2pi)/5`

Note that one cycle has period `(2pi)/10 = 0.2pi = 0.628` and there will be `10` cycles between `0` and 2π.

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