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Scientific notation - class-VIII
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Evaluate the product of $2.3\times 10^4$ and $3\times 10^3$.
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A
$6.9\times 10^7$
💡 Explanation:
$(2.3\times 10^4) \times (3 \times 10^3)$
$\Rightarrow (2.3 \times 3) \times(10^{3+4})$
$\therefore 6.9 \times 10^7$
Ans- Option $B$.