antoniovucinic
antoniovucinic antoniovucinic
  • 03-06-2021
  • Mathematics
contestada

To the nearest foot, what is the height of the fireworks when they explode?

To the nearest foot what is the height of the fireworks when they explode class=

Respuesta :

mikaylachantalmagpoc
mikaylachantalmagpoc mikaylachantalmagpoc
  • 03-06-2021

Answer:

87 feet

1. You can find the  value of the vertex of the parabola as following:

2. Substitute values:

a=-16

b=70

Then:

 

3. Substitute the value obtained into the equation given in the problem. Therefore, you obtain the following result:

4. To the nearest foot:

h=87 feet

Step-by-step explanation:

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