GB-06-05-001 · Substitution into a formula

Use $s=ut+\frac12 at^2$ to find $s$ when $u=9,\;a=2,\;t=6$ .

Substituting into Kinematics Formulae Application of related method — Booklet p. 30

Method

1) Replace u, a, t using brackets ( )

2) Evaluate t² first (BIRDMAS), then multiply and add

Worked Example (GB-06-05-001)

9(6)+\frac12(2)(6)^2

90

Ans =

90