3.14

a = ω^{2} r

${a = {\omega ^2}r}$

a = ω^{2} r

$a = {\omega ^2}r$

a (m / s^{2})

$a \;\left(m/s^2\right)$

ω (r a d / s)

$\omega\;\left(rad/s\right)$

ω

$\omega$

r a d / s

$rad/s$

1

r

$r$

m

$m$

1

Lisa