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Let `f(x) = x^2+2x+9 ` where `x inRR` (1) If `alpha, beta` are the roots of...
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`alpha and beta ` are roots of equation `x^2+2x+9=0`
We wish to find an equation whose roots are
`alpha^2-1 and beta^2-1`
`alpha^2+beta^2-2=(alpha+beta)^2-2alpha beta -2`
substitute these values in (i),we get required solution as
Posted by aruv on September 12, 2013 at 12:28 PM (Answer #1)
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