Question

If A = {(x, y): y= 3^x, x, y e R} and B = {(x, y): y=x,x, ye R}, then which of the following is true?​

Answer 1

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• A is the set of all points on the graph of y=e^x.B is the set of all points on the line y=x. Since the curves are non-intersecting, we have A∩B=ϕ.

• U can use any real number on exponential part i.e e.

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