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26.05.2020 •
Mathematics
Harshdeep was playing basketball with his friends with seconds left before the game ended he attempted a 3 point shot the following equation models the path of the basketball y=-x^2+4x+5 where x is the elapsed time in seconds
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Ответ:
Step-by-step explanation:
The given function is
The given function models the path of the ball.
The maxium height the ball reached is given by the vertex of this function, which has coordinates
, where
and
.
From the equation, we know that
,
and
. Replacing these values, we have
Where
determines the height and
the time when the maximum height was reached by the ball.
The maximum height is 9 units.
Therefore, after two seconds, the ball reached 9 units up.
Ответ:
point b is plotted incorrectly
Step-by-step explanation: