How are the 4s related in 44,268

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Identify the number 127 as a rational or irrational. explain

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0