The function f(x) = –10(x)(x – 4) represents the approximate height of a projectile launched from the ground into the air with an initial velocity of 40 meters per second. How long, from launch to landing, does the projectile stay in the air?
0 seconds
1 second
2 seconds
4 seconds
Answers
Answered by
4
Answer:
Two seconds
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Answered by
1
Answer:
2 seconds
Step-by-step explanation:
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