Chapter 12. Exponents and Powers

Law of exponents : If a and b are non zero integers and m , n are any integers .

(i) a0=1

(ii) am×an=am+n   

(iii)

aman=am÷an=am-n

(iv) (am)n=amn 

(v)

a-n=1an

(vi) am1m=am×1m=a

(vii) am×bm=(a×b)m=(ab)m

(viii)

ambm=abm