Express x2 - 5x + 8 in the form (x - a)2 + b where a and b are top-heavy fractions.

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?

What is the y intercept of f(x)=(1/2)^x?