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hf - ho = Vot + gt²/2
Por dato:
ho = 70m ; Vo = 20m/s ; t = 2s ; g ≈ - 9,8m/s² ; hf = ??
• Reemplazando datos:
hf - 70m = (20m/s)(2s) + ( - 9,8m/s²)(2s)²/2
hf - 70m = 40m - 19,6
hf = 70m + 20,4m
hf = 90,4 metros ← Respuesta
Eso es todo!!!