Question

express the following numbers in usual form 3×10^-5​

Answer 1

$3 \times {10}^{ - 5} = \frac{3}{100000} = 0.00003$

Step-by-step explanation:

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Answer 2

$3 \times {10}^{5} \\ = 3 \times 10 \times 10 \times 10 \times 10 \times 10 \\ = 300000$