artugalla2442 artugalla2442

08-05-2020
Mathematics

contestada

please help im lost.

please help im lost class=

Respuesta :

Kamikazeminem Kamikazeminem

08-05-2020

Answer:

[tex]2[/tex]

Step-by-step explanation:

[tex]h(t) = - 16 {t}^{2} + 64 \\ \Leftrightarrow 0 = - 16 {t}^{2} + 64 \\ \Leftrightarrow {t}^{2} = 4\Leftrightarrow t = \pm2\Leftrightarrow t = 2 \: (t \geqslant 0)[/tex]

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