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can someone help me understand wht i need to do here pls ?? 1.2 (10⁶)•2.1 (10−⁴)      A)3.3(10¹⁰)       B)3.3(10²)    C)1.9(10−⁴)      D)2.52(10²)

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4 votes
=1.2*2.1*10(6-4)= 2,52*10^2

The answer is D...I am sure
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