#### AMAZING IDENTITY-91

Proposed by Srinivasa Raghava-AIRMC-India AMAZING IDENTITY-91 Solution by Dawid Bialek-Poland

#### AMAZING IDENTITY-87

Proposed by Srinivasa Raghava-AIRMC-India AMAZING IDENTITY-87 Solution 1 by Akerele Olofin-Nigeria, Solution 2 by Probal Chakraborty-India

#### INTEGRAL CALCULUS-280

Proposed by Srinivasa Raghava-AIRMC-India INTEGRAL CALCULUS-280 Solution by Naren Bhandari-Bajura-Nepal

#### LIMIT-431

Proposed by Srinivasa Raghava-AIRMC-India LIMIT-431 Solution by Izumi Ainsworth-Lima-Peru

#### AMAZING IDENTITY-83

Proposed by Srinivasa Raghava-AIRMC-India AMAZING IDENTITY-83 Solution by Izumi Ainsworth-Peru

#### INTEGRAL CALCULUS-260

Proposed by Srinivasa Raghava-AIRMC-India INTEGRAL CALCULUS-260 Solution by Mohammad Rostami-Kabul-Afghanistan

#### INTEGRAL CALCULUS-256

Proposed by Srinivasa Raghava-AIRMC-India INTEGRAL CALCULUS-256 Solution by Rana Ranino-Setif-Algerie

#### AMAZING IDENTITY-80

Proposed by Srinivasa Raghava-AIRMC-India AMAZING IDENTITY-80 Solution by Rana Ranino-Setif-Algerie

#### AMAZING INTEGRAL BY SRINIVASA RAGHAVA

Proposed by Srinivasa Raghava-AIRMC-India AMAZING INTEGRAL BY SRINIVASA RAGHAVA Solution by Ekpo Samuel-Nigeria

#### INTEGRAL CALCULUS-251

Proposed by Srinivasa Raghava-AIRMC-India INTEGRAL CALCULUS-251 Solution 1 by Rana Ranino-Setif-Algerie,Solution 2 by Kaushik Mahanta-India