Respuesta :
Answer: 523
Step-by-step explanation:i think that this is it i got you
Standard form is a way of writing down very large or very small numbers easily. 103 = 1000, so 4 × 103 = 4000 . ... Small numbers can also be written in standard form. However, instead of the index being positive (in the above example, the index was 3), it will be negative.