# Thread: simplify a qud expression

1. ## simplify a qud expression

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

2. ## Re: simplify a qud expression

Originally Posted by davellew69
Can any one help on how to simplyfy the following, thanks

look at this lesson series ...

Graphing Quadratic Functions: Introduction

3. ## Re: simplify a qud expression

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

4. ## Re: simplify a qud expression

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

5. ## Re: simplify a qud expression

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

6. ## Re: simplify a qud expression

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