Question

if alpha and beta are zeros of a quadratic polynomial 2 x square - 5 x minus 7 then the value of one upon alpha plus one upon beta is equal to dash ​

Answer 1

Answer:

$= > \frac{1}{ \alpha } + \frac{1}{ \beta } \\ \\ = > \frac{ \alpha + \beta }{ \alpha \beta } \\ \\ = > \frac{ - 5}{7}$

Step-by-step explanation:

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Answer 2

Answer:

alpha and beta are zeros of a quadratic polynomial 2 x square - 5 into minus 7 then the value of one upon alpha + 1 upon beta is equal to dash is equal to minus 5 upon 7 answer