Question: Perform the indicated multiplications. Let x = 3 and y = 4 to show that (a) (x + y) 2 x 2 + y

Perform the indicated multiplications.

Let x = 3 and y = 4 to show that 

(a) (x + y)2 ≠ x2 + y2 

(b) (x − y)2 ≠ x2 − y2. 

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