An object is dropped from a bridge and allowed to freefall to the ground. The height of the object over time can be modeled using h(t) = 144 – 16t2. How many seconds will it take the object to reach the ground? second(s)
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Answer:
3 Seconds
Step-by-step explanation:
To find how long it will take the object to hit the ground, set the equation equal to 0
0=144-16t² *add 16t² to both sides*
16t²=144 *divide both sides by 16*
t²=9 *take the square root of both sides*
t=3
It will take three seconds for the object to hit.
murphymakyla57:
thanks you bunches
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