20100280112069 20100280112069 18-05-2021 Mathematics contestada Can anyon help me plzz... Solve these order of operation:A. (2.8+(-1^4)×(3.4^0-4×0.5)B. 2.8÷(-3.1+5^2)C. 15.3+3.1×4-8×(-0.6)