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Question

If α and β are the zeros of 2x2+5x9 then the value of αβ is

(a) 52 (b) 52 (c)92 (d)92

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Solution

If α and β are the zeros of 2x2+5x9
then
products of roots αβ=ca

αβ=92

(c) 92 is correct option



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