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2 years ago

9

A barometer falls from a weather balloon

1 answer:

8_murik_8 [283]2 years ago

7 0

Answer:

Step-by-step explanation:

h(t) = -16t² + 14400

0= -16t² + 14400

(1/-16)×-14400=-16t²(1/-16)

900=t²

$\sqrt{900} =\sqrt{t^{2}}$

30=t

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