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March 30, 2015

March 30, 2015

Posted by **SC** on Friday, October 9, 2009 at 12:05am.

I got that which is

x=2/(2a+1), y=(1+2a)/(2a+1) <-intersection point

I need help is to: Find a (a=alpha sign) so that the intersection point has x-coordinate 10. How do I do this?

- Math -
**jim**, Friday, October 9, 2009 at 2:50amYou've done the hard part; you're almost there! You just lost sight of the simple bit.

x = 2/(2a+1)

we need to find a when x = 10

10 = 2/(2a+1)

Now find a

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