Thread: simplify a qud expression

Can any one help on how to simplyfy the following, thanks

Originally Posted by davellew69

Can any one help on how to simplyfy the following, thanks

look at this lesson series ...

Graphing Quadratic Functions: Introduction

just read it, but still lost on how to simplyfy the above

Originally Posted by davellew69

just read it, but still lost on how to simplyfy the above

where do the directions say simplify?

(a) does the graph open up or down? that info was in the lesson ... page 2

(b) finding x and y-intercepts ... pages 3 and 4

i think I multliply out all the fractions by 4 to clear them

Originally Posted by davellew69

i think I multliply out all the fractions by 4 to clear them

that would be correct for finding the x-intercepts

many thanks