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   P476    Tjletext   476 Jun14 14:01:43

   ?`pp0p0p0s1ppp`pp0                 

   =wj{5555wsj{5    WITH         

   5j|4+}?!5|~j|4  TELETEXT       

 ---------------------------------------

 GCSE REVISION - INTERMEDIATE MATHS     

                                        

 RECOGNISING GRAPHS                     

                                        

 (Thj coefficient 2 has been used as an 

 example. Substitute correct value      

 according to question).                

 Straight linj sloping upwards left to  

 right:  y=2x                           

 Straight linj sloping downwards left to

 right:  y=-2x                          

                                        

 A quadratic graph makes a U-shaped     

 curve. If x squared is negative, the U 

 will be upside down.                   

 ----------------------------------3/6--

    Send in your revision queries to:   

   e Revision, Teletext, PO Box 297,    

             London SW6 1XT             

 Flashback  LostTouch  Serv Pals TV Plus

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