Express each of the following rational numbers with a positive exponent:
(i)
(ii)
(iii)
(iv)
(v)
(i)
⇒ = [Using ]
(ii)
⇒ = [Using ]
(iii)
⇒ = 43–9 = 4–6 [Using (aⁿ× aᵐ = aᵐ⁺ⁿ ]
⇒ 4–6 = [Using -n]
(iv)
⇒ = [Using (aⁿ)ᵐ = aᵐⁿ ]
(v)
⇒ = [Using (aⁿ)ᵐ = aᵐⁿ and -n ]