Question

Divide

13.31 * 10^10 by 1.21 * 10^15
and write the ans in standard form

I want ans in full explanation the best answer will be Brainilist​

Answer 1

Answer:

11×10^-5

Step-by-step explanation:

13.31=11³÷10²

so, 13.31×10¹⁰=11³×10¹⁰÷10²=11³×10⁸....1

now, 1.21=11²÷10²

so, 1.21×10¹⁵=11²×10¹⁵÷10²=11²×10¹³....2

now dividing 1 by 2,

(11³×10⁸)÷(11²×10¹³)= 11×10^-5