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whats the answer to the question below?

Whats The Answer To The Question Below class=

Sagot :

Answer:

C

Explanation:

Using conservation of momentum

momentumbefore = momentumafter

.1 kg * 13 m/s     -  .1  * 18 m/s =  -  . 1  (18)   + .2 (x)

x = +  13 m/s  (to the east)