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Question

If two prime number are the roots of the equation 5X2+25X+a2a=0 then the sum of possible value of a is

A
1
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B
-1
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C
11
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D
-11
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Solution

The correct option is A 1
5X225X+a2a=0
sum of the roots =5
If sum of two prime numbers is add then one of them is 2
2 and 3 are the roots of the equation
a2a=30a2a30=0
required sum = 1

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