Q: Define: Isoquant and find the isoquant through L=2,K=2 when f(l,k)=l2k.

A:  Isoquant:  The set of all input bundles that can produce the same level of output.
     The bundle (2,2) can produce an output of 222=8. 
     Therefore the equation for the isoquant is 8=l2k.