Q.
The product of the roots of the equation, 9x2−18x+5=0 is
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a
259
b
59
c
527
d
2581
answer is D.
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Detailed Solution
9x2-18x+5=0 x2-2x+59=0 then the two equations are x2-2x+59=0, x2+2x+59=0 it becomes (x2-2x+59) (x2+2x+59)=0 product of roots = 2581
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