Answer:
6m/s
Explanation:
We know that ,
[tex]\longrightarrow [/tex] 2as = v² - u²
[tex]\longrightarrow [/tex] 2 * 3m/s² * 6m = v² - (0)²
[tex]\longrightarrow [/tex] v² = 36m²/s²
[tex]\longrightarrow [/tex] v = √36 m²/s²
[tex]\longrightarrow [/tex] v = 6m/s