यदि (x+y=9) और (xy=14), तो (2(x+y)+3xy) का मान क्या होगा?
If (x+y=9) and (xy=14), what is the value of (2(x+y)+3xy)?
Explanation opens after your attempt
C. (60)
Concept
Substitute the given whole expressions directly. (2(9)+3(14)=18+42=60).
Why this answer is correct
The correct answer is C. (60). Substitute the given whole expressions directly. (2(9)+3(14)=18+42=60).
Exam Tip
दिए हुए पूरे व्यंजकों को सीधे रखें। (2(9)+3(14)=18+42=60)।
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