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  1. 9.75 x 9.75 - 2 x 9.75 x 5.75 + 5.75 x 5.75 = ?
    1. 13.25
    2. 3.625
    3. 4
    4. 16
Correct Option: D

Given expression = a2 -2ab + b2 Where a =9.75 and b=5.75
= (a-b)2
= (9.75 - 5.75)2
= 42
=16


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