Question

Вычислите пожалуйста

Answer 1

$(2*[(5/2)^3] ^{2/3} -[(7/2)^3] ^{2/3} ) ^{1/2} =[2*(5/2)^2-(7/2)^2] ^{1/2} =$$(50/4-49/4) ^{1/2} = sqrt{1/4} =1/2$