Вычислите:1/7*7^2+1/2*1/2=7+1/4=7(1/4)
Выполните a)12/15 (a^2/(xb^2)=4/5*(a^2)/(xb^1/2)
b)a^(3/2-1/2)b^(1/2+1/2)c^(3/2-1/2)=b
Упростите: a)( (m-n)*(m^1/2+n^1/2)-m^3/2+n^3/2 )/(m-n)=(m^1/2*n^1/2)/(m^1/2+n^1/2)
b)(2y^1/4-6-2y^1/2-6)/y^1/2-9=-12/(y1/2-9)
в)(x^1/2+y^1/2)/x^1/2-y^1/2)