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Please very urgent -1 11. Find the value of 4m2n2 x 7m3, when m = — and n = 4. 2

= [4 x (-1/2)2 x (4)2] x [7 x (-1/2)3]
= [4 x 1/4 x 16] x [7 x -1/8]
= 16 x -7/8
= -14 ANS.
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