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Sunday, November 19 2017 @ 11:39 AM CST
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By: Kerjora (offline)  Monday, March 14 2016 @ 04:22 AM CDT (Read 1137 times)  
Kerjora

Can anyone help me with these questions?


1. The straight line 3y=6-2x meets the curve (2x+1)^2+6(y-2)^2-49=0 at the points P and Q. Find the point P and Q and leave your answer in surd form.

2. alpha and beta are roots of the equation x^2+2x=h. The quadratic equation 8x^2-6x+k=0 har roots of (1-?)/? and (1-?)/?. Find the values of h and k.

3.Find the range of values of k for which the expression 2(k-3)x-25-x^2 is always negative for all real values of x.

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