Someone! has to do with simplifying square roots!

Use the inverse of the function y=x^2-18x to find the unknown value [tex]y = \sqrt{bx + c \: + d} [/tex]

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Explain how you divide powers with like bases.discuss why the bases have to be the same.how are these rules similar to the rules for multiplying powers with like bases.