Question

Express in usual form:
(i)8.6x10²
(ii)4.3x10⁻¹​

Answer 1

Answer:

(i) 860

(ii) 0.43

Hope it will help! ☺

Answer 2

Answer:

(i) 860

(ii) 0.43

Step-by-step explanation:

(i) 8.6 * 10^2 = 8.6*100 = 8.6*10*10 = 86*10 = 860

(ii) 4.3*10^-1 = 4.3 / 10 = 0.43