Найдите значение выражения 45*(1/9)^2 -14 * 1/9

1). 45*(1/9)^2 = 45*(1/81)= 45/81 = 5/9 2). 14*(1/9) = 14/9 3). 5/9-14/9= (5-14)/9 = (-9)/9 = -1

45*(1/9)^2 -14 * 1/9 45*[latex] \frac{1}{81} [/latex]-14*[latex] \frac{1}{9} [/latex]= [latex] \frac{45}{1} [/latex]*[latex] \frac{1}{81} [/latex]-[latex] \frac{14}{1} [/latex]*[latex] \frac{1}{9} [/latex]= [latex] \frac{5}{9} [/latex]-[latex] \frac{14}{9} [/latex]= -[latex] \frac{9}{9} [/latex]= -1