Question

after how many seconds is need for a throw ball to reach a 14-m distance if it's distance is given by the relation d=10 + 40t - 5+²? (t= time in seconds)​

Answer 1

Answer:

velocity after 2 sec.

v=40+(−10)t

=40−10∗2=20m/s

Answer 2

Answer:

velocity after 2sec

v=40+(-10t)

=40-10 2=20m/s

Step-by-step explanation:

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