Long description: figout5
Alt text: The image displays a continuous, oscillating sine wave graph plotted against time.
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- The graph shows a smooth, sinusoidal wave oscillating up and down.
- The horizontal axis represents time, denoted by the variable \(t\).
- The vertical axis represents the function's value, \( ilde{h}(t) = f(t)u(t) = \text{sin}t \text{u}(t)\).
- The wave form appears to be a standard sine function, starting at zero when \(t\) is at or before zero, and continuing to oscillate for positive values of \(t\).