goneisbroke goneisbroke
  • 14-04-2021
  • Mathematics
contestada

Help please anyone? ASAP!!! GIVING 15 POINTS FOR RIGHT ANSWER PLEASE

Help please anyone ASAP GIVING 15 POINTS FOR RIGHT ANSWER PLEASE class=

Respuesta :

flamebeast250
flamebeast250 flamebeast250
  • 14-04-2021

Answer:

=1.283 , 0.779 seconds

Step-by-step explanation:

h=2+33t-16t²

when h=18 ft

then18=2+33t-16t²

→ 16t²−33t+16=0  

t= [−(−33)±√{(−33) ²−4×16×16)}]/(2×16)

= [33±√{1089−1024}]/(32)

= [33±√{65}]/(32)

=1.283 , 0.779 seconds

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emily6319
emily6319 emily6319
  • 14-04-2021
What the first person said
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