What will come in place of '?' in the following question?
(220 ÷ 2?) ÷ 214 = √256
Laws of Indices:
1. am$ × an $= a{m + n}$
2. am $÷ an $= a{m - n}$
3. (am$)n $= amn$
4. (a)-m $= 1/am$
5. (a)m/n$ = n$√am$
6. (a)0 $= 1
⇒ 65$ × 22$ = 2x$
⇒ 220$ ÷ 2?$ ÷ 214$ = √256
⇒ 220 - ? - 14 = 24
⇒ 26 - ? = 24
⇒ 6 - ? = 4
⇒ ? = 2