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  1. The value of √32 − √128 + √50 correct to 3 places of decimal is :
    1. 1.732
    2. 1.141
    3. 1.414
    4. 1.441
Correct Option: C

Expression
= 4√2 − 8√2 + 5√2
= √2(4 − 8 + 5) = √2
= 1.414


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