Find the difference quotient of f(x)=x^2-3; that is, find [f(x+h)-f(x)]/h, h =/= 0

1. are the triangles similar and if so why? what is the value of x? show your work.

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

With number 11 ( show how you got the answer)