is the following statement is always true, sometimes true, or never true. The conclusion of a statement is the then part.

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.

Let x = a + bi and y = c + di and z = f + gi. which statements are true?