x^2 + y^2 = 4 and x/2 + y =1
Last edited by snigdha; February 2nd 2010 at 08:14 AM. Reason: typing error!!
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Hi Substitute x = 2-2y into equation x²+y²=4 You will find a quadratic Solve for y
u know i already did that... & on solving for y, i got 2 values of y= 0 & 8/5 can u tell me which value of y do i consider for finding out x??
Originally Posted by snigdha u know i already did that... & on solving for y, i got 2 values of y= 0 & 8/5 can u tell me which value of y do i consider for finding out x?? Both of them. This problem has two solutions.
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