Of course, and I will do so, thank you very much ^^
However, I do have a few more problems that I need some help with.
I'll just list them off, as I don't even know how to start any of them.
30. a) The graph of a quadratic function has x-intercepts, -1 and 3, and a range consisting of all numbers less than or equal to 4. Determine an expression for the function. (I tried to reverse factor, but I got a positive parabola, not a negative one.)
31. Write as a single equation in x and y: x = t + 1, y =
34. Express x in terms of the other variables in this picture: http://www.flickr.com/photos/46210274@N07/4918073428/
(I drew it myself, I know it's kind of small, but it is a replica of the drawings in the packet)