Math, asked by anmol2006dogra, 1 year ago

2√21 find it into the method of prime factor

Answers

Answered by roshdale2006
0

prime factors of 21 are  3 and 7

2√21 = 3 x 7  

2√21 x 3 x 7 = 3 x 3 x 7 x 7

2√21 x 21  =  3 x 7

2√441 = 21

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