The United States has been consuming iron ore at the rate of () million metric tons per year at time , where is measured in years since 1980 (that is, =0 corresponds to the year 1980), and ()=15.640.012. Find a formula T() for the total U. S. consumption of iron ore, in millions of metric tons, from 1980 until time .

the answer is the third / last answer

step-by-step explanation:

answer:

it is general formula that is used to write value to its excet position

a11 a12 a13

a21 a22 a23

it is the example of order 2 by 3 matrix in this

a11 means value occur in 1 st row 1st column

a12 means value occurs in 1st row 2nd column

a13 means value occur in 1st row and 3rd column

a21 means value occurs in 2nd row and 1st column

a22 means value occurs in 2nd row and in 2nd column

a23 means value occurs in 2nd row and in 3rd column

the real question is why is this guys last name heavyfoot

step-by-step explanation: