How to write 600,000+80,000+10 in standard form i have trouble in math

Given f(x) = 2x^2- 5x+1, determine the function value f(2). do not f(x) = in your answer

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Given: and prove: what is the missing reason in the proof? given transitive property alternate interior angles theorem converse alternate interior angles theorem