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  1. (3.63)2 −(2.37)2
    		   is simplified to
    3.63 + 2.37
    1. 6
    2. 1.36
    3. 2.26
    4. 1.26
Correct Option: D

Let 3.63 = a and 2.37 = b

∴  Expression =
a2 − b2
a + b

=
(a − b)(a + b)
a + b

= a – b = 3.63 – 2.37 = 1.26


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