Name an equation for this graph...

11 Plus Maths – Preparation and Information

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LuluQueen
Posts: 133
Joined: Tue Oct 28, 2008 7:41 pm
Location: Surrey

Name an equation for this graph...

Post by LuluQueen »

Quick Maths question:

Name an equation for a graph that is not a straight line, and explain how you worked out that it wasn't a straight line.

Thanks!

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stevew61
Posts: 1786
Joined: Fri Nov 17, 2006 9:54 pm
Location: caversham

Post by stevew61 »

Try y=x*x or x squared.

Plot a few points

1,1
2,4
3,9
4,16

I think that is the simplest one for an 11++ level question.
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