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Q.

What is the value of X?


X= 8 1 3 × 16 1 3 32 − 1 3   


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a

4

b

8

c

16

d

32 

answer is C.

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Detailed Solution

It is given that X= 8 1 3 × 16 1 3 32 − 1 3  .
There are different bases 8, 16 and 32 which are all multiples of 2.
Hence, make the base as 2 and then apply the laws of exponents.
Question Image = 2 7 3 2 − 5 3 = 2 7 3 + 5 3 = 2 12 3 = 2 4 =16  
Therefore, the correct option is (3).
 
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