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If I is the integral part and f is the fractional part of (2 + √3)n then prove that (I + f)(I - f) = 1. Also prove that I is an odd integer. |
| Answer» If I is the integral part and f is the fractional part of (2 + √3)n then prove that (I + f)(I - f) = 1. Also prove that I is an odd integer. | |