3.1 Given this expression, f(a,b,c,d) b'c'd' + bcd +acd' ab'ca'bc'd a) Draw a Kmap ab l cd b) Combine terms and create a SOP representation from the Kmap with no more than 4 implicants. Show the groupings on your Kmap from part a c) Are there any essential prime implicants in your solution, if so list them d) Draw a Kmap for f ablcd e) write a POS using no more than 4 implicates