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Yakvenalex [24]
3 years ago
14

Will give brainliest-H(t)=-16t^2+28t

Mathematics
1 answer:
____ [38]3 years ago
4 0
For this case we have the following equation:
 H (t) = - 16t ^ 2 + 28t
 When the dolphin finishes a jump, then the height is equal to zero.
 We have then:
 -16t ^ 2 + 28t = 0
 We look for the roots of the polynomial:
 t1 = 0
 t2 = 1.75 s
 Therefore, the dolphin takes 1.75 seconds to make a jump.
 Answer:
 
it will take for the dolphin to make one jump about:
 
t = 1.75 s
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3 years ago
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2 years ago
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Answer:

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