As per Newton's 2nd law
we know that
[tex]F = ma[/tex]
it is product of mass and acceleration
here we know that
[tex]m = 1670 kg[/tex]
also we know that
[tex]a = 6 m/s^2[/tex]
so from above equation we have
[tex]F = 1670 * 6 [/tex]
[tex]F = 10020 N[/tex]
so the force here will be 10020 N