Solve for the roots in the equation below. in your final answer, include each of the necessary steps and calculations. hint: use your knowledge of factoring polynomials and identities for imaginary numbers.

x^3-27i

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?