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OpenStudy (anonymous):

A ball, starting from rest, falls y meters in t seconds. The ball falls the last half of the distance in .5 seconds. Find y & t. (B) Why is the second root of the time an unacceptable solution?

OpenStudy (anonymous):

can you try?

OpenStudy (anonymous):

the problem? yeah, i did, but i was going over it with my friend and she said that I had to do some sort of substitution (solve for the variable bc there was two and then substitute that in) and things just got confusing.

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