Casio FX-CG500 - Express Velocity from Height Model

fx-CG500 Quick Start Guide 11
Both solutions are shown; the rst solution would be
negative and is not in the domain.
10. If a model for the height of a ball, thrown
upwards, as a function of time, is given by
h = -16t
2
+ vt + c, compute an expression for
velocity as a function of time.
Press k and tap 9].
Enter the expression and the variable and tap E,
or press the E key.
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