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The number 541326 is divisible by 3 because the sum of the number is 21 which is divisible by 3.Therefore,the no. is divisible by three. Hence,(i) is the correct answer.
Answer 1. = (317)2+ (134)2+ (2 x 317x 134)
ReplyDelete= a2 + b2 + 2ab, where a = 317,b=134
= (a+b)2 = (317 + 134 )2 = (451)2 = 203401.
The number 541326 is divisible by 3 because the sum of the number is 21 which is divisible by 3.Therefore,the no. is divisible by three.
ReplyDeleteHence,(i) is the correct answer.