Question

[7sobre4-(3medios×7sobre5)]elevado al cuadrado-1sobre9

Answer 1

[7/4-(3/2.7/5)]elevado a 2 -1/9

(-3.7/2.5 +7/4)elevado a 2 - 1/9

(-21/10 + 7/4)elevado a 2 -1/9

(-42+35/20elevado a 2)elevado a 2 - 1/9

-1/9+(-7)elevado a 2/400

49/400 -1/9

441-400/3600

41/3600

0.011388889