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(6) The equation 5x2 -26x+ p 0 has reciprocal roots. Findp.quation 5x2 -26x+ p-0 has reciprocal roots. Find p. |
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Answer» = Let the roots be a and 1/a.= Sum of roots = -b/a= a + 1/a = 26 / 5 = 5 a^2 + 5 = 26 a = 5 a^2 - 26 a + 5 = 0 Solve for a and substitute in place of x to get the value of p./ here one root is a then another root is 1\a so there product is 1=p/5 so p =5 |
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