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Q.

What is the value of 102×101 ?


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a

10203

b

10302

c

103031

d

102102 

answer is B.

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Detailed Solution

Given expression is 102×101
Using the distributive law of multiplication over addition, we get,
101×102 =101×(100+2) =101×100+101×2 =10100+202 =10302 Thus, the value of the expression 102×101 is 10302.
Therefore, the correct option is 2.
 
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