the graphs of y=x^4 and y=7x^2-10 (just the x squared) intersect at 4 points with x coordinates plus or minus sqrt(m) plus or minus sqrt(n) where m>n what is m-n?

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- Oct 29th 2013, 09:54 PMvegasgunnerplllz help question is below
the graphs of y=x^4 and y=7x^2-10 (just the x squared) intersect at 4 points with x coordinates plus or minus sqrt(m) plus or minus sqrt(n) where m>n what is m-n?

- Oct 30th 2013, 08:40 AMHallsofIvyRe: plllz help question is below
Where they intersect, which is equivalent to . If you let that becomes the quadratic equation . So it is easy to solve for the values of x.