Question $5$

$1$ pts

Using Fig. P$12\mathrm{.}40,$ at what frequency does the quadratic pole break $($the $3$ dB frequency of the quadratic pole$)?$ Given $1=5ra\frac{d}{s},2=2ra\frac{d}{s},3=79ra\frac{d}{s},$ and $4=653ra\frac{d}{s}.$

Notes on entering solution:

your answer should be a whole number

example. $1=60,$ solution would be $60$

Do not include units in your answer