Mathematics, 29.09.2019 19:10 reggiegilbert1995

•suppose two species of cicada appear in the same year. if one species comes out every 7 years and the other comes out every 13 years, how many years will go by before the species appear at the same time again? explain. their using prime numbers for when cicadas come out and factors of 4,7,8 and13

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•suppose two species of cicada appear in the same year. if one species comes out every 7 years and t...