1 A constant force FN acts on a particle of mass 4kg for 5 seconds. The particle was initially at rest, and after 5 seconds it has velocity 6i - 8jms-1". Find F.

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Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.