BUENOS AIRES, Sept 3 (Reuters) - Argentina"s economy will grow 7.2% in 2021, analysts said in an Argentine central bank poll published on Friday, an improvement on their forecast last month of 6.8% growth. Inflation in 2021 is seen at 48.4%, 0.2 points percentage above last month"s estimate, according to 42 respondents to the Market Expectations Survey (REM) by the Argentine central bank on Aug. 27-31. The analysts saw inflation at 2.8% for August. Latin America"s third-largest economy has suffered from high inflation for several years and has been in recession for three years. These economic woes deepened since the 2020 COVID-19 pandemic. The poll participants predicted the average nominal exchange rate in Argentina will be 105.75 pesos per dollar in December, and 154.5 pesos per dollar by December 2022.