Prove that 3 root 7 upon 5 is irrational July 8, 2019 16 32 64 128 Prove that 3 root 7 upon 5 is an irrational number Prove that 7 2 upon 3 root 5 is an irrational number Prove that root 2 is irrational Square root of 2 is irrational proof by contradiction