Question

How I can answer this question, NO LINKS, if you answer correctly I will give u brainliest!

Answer 1

Answer:

A. -18× 10⁶

Step-by-step explanation:

$(9 \times {10}^{9} ) \times ( - 2 \times {10}^{ - 3} ) \\ \\ (9 \times - 2) \times ( {10}^{9 + ( - 3)} ) \\ \\ = - 18 \times {10}^{9 - 3} \\ \\ = - 18 \times {10}^{6}$

Answer 2

The answer is -18•10^12