(4/5)^-2-(1-27)^1/3+4*379^0

Question

(4/5)^-2-(1-27)^1/3+4*379^0

Answer 1

(4/5)^-2 - (1-27)^1|3 + 4*379^0 = (5/4)² - (1-27)^1/3+4*1=25/16-(1-27)^1/3+4=
 =25/16+4 - (1/27)^1/3=25/16+4-1/3=25/16+11/3=251/48=5целых 11/48