the readius of the outer circle is R. the radius of the inner circle is r. Write an expression for the area of the outer circle. write an expression for the area of the inner circle. write expression representing the area of the ring shaded region in the illustration. factor the representing expression

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graphically?   well, you graph them both, the solutions is where they both intersect each other, since there are two solutions, meaning they will meet twice, or namely the linear will run into the quadratic curve twice, and where they meet, those x,y coordinates are the solutions to the system.