MATH
posted by ROBIN .
Determine an equation of a sinusoidal function that has a maximum at (5, 4)
and a minimum at (2, 10).

MATH 
Steve
amplitude = (maxmin)/2 = 7
center of wave is at y = (max+min)/2 = 3
f(x) = 7cos(ax+b)  3
since min is at x=2, and the halfperiod is 52 = 3, the period is 6.
f(x) = 7cos(π/3(x2))3
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