Question

write 6400km in standard form​

Answer 1

The standard form of

6400km = 6400 × 1000/1000

$= \bold{ 6.4 × {10}^{3} }$

Answer 2

6400km in standard form is 6.4*10³ km.

Given - 6400 km

Find - Standard form

Solution - Rewriting the value to find the standard form.

Value = 64*100

Again rewriting

Value = 6.4*1000

Further writing it as power of ten

Value = 6.4*10³ km

Hence, 6400 km in standard form is 6.4*10³ km.

#spj2