Question

oblem A dart is thrown vertically downwards with a speed of -29.4 m/s and reaches the ground at a speed of -58.8 m/s. Find: a) the time the dart takes to reach the floor. b) the height from which it was launched.​

Answer 1

Respuesta:

:O

Explicación:

Answer 2

Respuesta:

a= 3      b= 285.18m

Explicación:

a=  t= -58.8-(-29.4) / -9.8

     t= 3

b=   Ymax= -58.8+(-29.4)(3s)+ 1/2(.9.8m/s2)(3s2)

       Ymax= 285.18m