यदि \(x^2-14x+m=0\) की दोनों जड़ें अभाज्य संख्याएँ हैं, तो (m) के संभव मानों का योग क्या है?
If both roots of \(x^2-14x+m=0\) are prime numbers, what is the sum of possible values of (m)?
Explanation opens after your attempt
Correct Answer
D. (94)
Concept
The prime pairs with sum (14) are ((3,11)) and ((7,7)). Thus (m=33) or (m=49), and the sum is (82), so none of the options is correct.
Why this answer is correct
The correct answer is D. (94). The prime pairs with sum (14) are ((3,11)) and ((7,7)). Thus (m=33) or (m=49), and the sum is (82), so none of the options is correct.
Exam Tip
योग (14) वाली अभाज्य जोड़ियाँ ((3,11)) और ((7,7)) हैं। इसलिए (m=33) या (m=49), और योग (82) है, अतः विकल्पों में कोई सही नहीं है।
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