Question

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Answer 1

B. 4.73 × 10¹⁷

Explanation:

(5 × 10⁴)(9.46 × 10¹²)

47.3 × 10⁴ ⁺ ¹²

47.3 × 10¹⁶

That is not an option, so we have to divide 47.3 by 10 or increase the exponent.

47.3 × 10¹⁶ ⁺ ¹

4.73 × 10¹⁷

Answer 2

B!!!!!!

Explanation:

`5 * {10}^(4) * 9.46* {10}^(12) = {4.73} * {10}^(17)`

I hope this helps, have a good day!