1.

If p(x) = x3 + bx2 + cx + 5 has one zero√5+2 and b and c are rational numbersthen find the sum of other two zeroes.√5+7√5-75+ √77-√5​

Answer»

ANSWER:

Coefficientsarerational,hencealltheirrationalitiesmustbecancelled

Hencetherootsare

2

+

3

,

2

−

3

,−

2

+

3

,−

2

−

3



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