9.4 Deriving and Using Formulae

Help

use the formula F=ma to work out the value of F when m=12 and a= 5

F= 60

use the formula v= u + at to work out the value of v when u=7, a=10, t=8

v=87

use the formula v= u + at to work out the value of u when v=75, a=4, t=12

u=27

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