one zero of the polynomial
(a^2+9)x^2+x+6 is a reciprocal of the other, then the value of a is _____.
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Product =-c/a
6/a^2+9 = 1
a^2+9=6
a= root3i
6/a^2+9 = 1
a^2+9=6
a= root3i
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