A) 2.1736
B) 1
C) 0.21736
D) 0.072
Correct Answer: B
Solution :
Given expression \[=0.6\times 0.6\times 0.6+0.4\times 0.4\times 0.4\]\[+3\times 0.6\times 0.4\,\,(0.6+0.4)\] \[={{(0.6+0;.4)}^{3}}=1\] \[\therefore \] Required square root = 1You need to login to perform this action.
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