Arational number is a number that can be written as a

Math i have no idea how to do a and b

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?

To find the inverse of a number a, one can use the equation f(c) = a-1/c=0 where c is the inverse of a use the secant method of finding roots of equations to find the inverse of a = 2.5 ,er = 0.001%