1) Datos :
<img src="https://tex.z-dn.net/?f=a%3D1m%2F%20s%5E%7B2%7D%20" />
<img src="https://tex.z-dn.net/?f=m%3D1kg" />
Fórmula :
<img src="https://tex.z-dn.net/?f=%20F_%7Bneta%7D%3Dm%2Aa%20" />
Sustitución :
<img src="https://tex.z-dn.net/?f=%20F_%7Bneta%7D%20%3D%281kg%29%281m%2F%20s%5E%7B2%7D%20%29" />
Operación y resultado :
<img src="https://tex.z-dn.net/?f=F%3D1N" />
2) Datos :
<img src="https://tex.z-dn.net/?f=m%3D250Kg" />
<img src="https://tex.z-dn.net/?f=a%3D3m%2F%20s%5E%7B2%7D%20" />
Fórmula :
<img src="https://tex.z-dn.net/?f=%20F_%7Bneta%7D%3Dm%2Aa%20" />
Sustitución :
<img src="https://tex.z-dn.net/?f=%20F_%7Bneta%7D%3D%28250kg%29%283m%2F%20s%5E%7B2%7D%20%20%29" />
Operación y resultado :
<img src="https://tex.z-dn.net/?f=%20F_%7Bneta%7D%3D750N%20" />
3) Datos :
[img = 10]
[img = 11]
Fórmula :
[img = 12]
Sustitución :
[img = 13]
Operación :
[img = 14]
Resultado :
[img = 15]
Un saludo.