Find the answer of the following:
7 + 3 = 421
11 + 7 = 477
9 + 5 = 445
6 + 2 = ?
7 + 3 =Â (7 - 3)(7 $$\times$$ 3)Â = 421
11 + 7 = (11 - 7)(11 $$\times$$ 7) =Â 477
9 + 5 = (9 - 5)(9 $$\times$$ 5) =Â 445
6 + 2 = (6 - 2)(6 $$\times$$ 2) = 412
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