Question

The standerd form of 3890000

Answer 1

$\bold{ \text{Answer:}}$

$\large \sf 3.89×10^6$

$\bold{ \text{Step-by-step explanation:}}$

$\sf 3890000$

$\sf= 389×10×10×10×10$

$\sf= 389×10^4$

$\sf= 3.89×10^6$

Answer 2

38.9×10^5

number:- 3890000

count of 0 = 4

plus the count of 0 with 1

4+1 =5

so, 10^5

so, the dot should be placed before the five digits.

so , 3890000 = 38.9×10^5