Show that the equation x2 – 5xy + 4y2 + 2x = 8y represents two straight lines.

Which function families have maximums and minimums? 1.)linear absolute value functions and exponential functions 2.) linear absolute value functions and quadratic functions 3.) linear absolute value functions and linear functions 4.) linear absolute value functions and constant functions

What is the size of the matrix resulting from

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5