Given the function f(x1,x2,x3)=∑(0,1,4,5,7), design a digital circuit of the function using three 2-to-1 multiplexers (Use graphicalsymbols). Two multiplexers use the selectinginput x2, and the other multiplexer uses the selectinginput x1.

An electric kettle is made out of stainless steel, weighs two pounds (when empty) and is equipped with a heating element that consumes 2 kw of electricity. assuming that the water and the kettle are at the same uniform temperature at any moment of time, calculate the shortest possible time to bring 2 quarts of water from room temperature to the onset of boiling