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What will come in place of '?' in the following question? (220 ÷ 2?) ÷ 214 = √256

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What will come in place of '?' in the following question?

(220 ÷ 2?) ÷ 214 = √256


1). 8
2). 6
3). 10
4). 2


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Answered by on | Votes 2 |

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

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