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Question

Which of the following denotes the ratio of the sum and the product of the roots of 5x214x+8=0?



A

7:4

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B

8 : 9

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C

14 : 5

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D

8 : 5

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Solution

The correct option is C

7 : 4


For, 5x214x+8=0

Sum of the roots = (14)5=145

Product of the roots = 85

Thus, sum of roots : product of roots = 145:85=14:8=7:4


Mathematics

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