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Question -

The product (x2┬атАУ 1) (x4┬а+x2┬а+ 1) is equal to
(a) x8┬атАУ┬а┬а 1
(b) x8┬а+ 1
(c) x6┬атАУ┬а┬а 1
(d) x6┬а+ 1



Answer -

(x2┬атАУ 1) (x4┬а+ x2┬а+1)
= (x2)3┬атАУ (1)3┬а= x6┬атАУ1┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а┬а(c)

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