Respuesta :

Answer:

a. P(1)=-16(1)^2+370(1)

P(1)=-16+370

P(1)=354 feet

b. P(2)=-16(2)^2+370(2)

P(2)=-64+740

P(2)=676 feet

c. P(11)=-16(11)^2+370(11)

P(11)=-1936+4070

P(11)=2134 feet

d. P(16)=-16(16)^2+370(16)

P(16)=-4096+5920

P(16)=1824 feet

e. Answer choice C

f. Set the equation equal to 0 and solve. 0=-16t^2+370t.

0=2t(-8t+185)

t=2 and t=23.125

The most logical answer choice rounded is 23 seconds. So the object hits the ground about 23 seconds after it is fired.

:)

Answer:

a. P(1)=-16(1)^2+370(1)

P(1)=-16+370

P(1)=354 feet

b. P(2)=-16(2)^2+370(2)

P(2)=-64+740

P(2)=676 feet

c. P(11)=-16(11)^2+370(11)

P(11)=-1936+4070

P(11)=2134 feet

d. P(16)=-16(16)^2+370(16)

P(16)=-4096+5920

P(16)=1824 feet

e. Answer choice C

f. Set the equation equal to 0 and solve. 0=-16t^2+370t.

0=2t(-8t+185)

t=2 and t=23.125

The most logical answer choice rounded is 23 seconds. So the object hits the ground about 23 seconds after it is fired.

Step-by-step explanation:

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