Q. 84.8( 6 Votes )

The ratio of the sum and product of the roots of the equation

7x2 - 12x + 18 = 0 is
A. 7 : 12

B. 7 : 18

C. 3 : 2

D. 2 : 3

Answer :

For the given equation 7x2 - 12x + 18 = 0


a = 7 b = - 12 c = 18 comparing with ax2 + bx + c = 0


Sum of the roots


Product of the roots


Ratio of sum: product =


= 12:18 = 2:3

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