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What is the value of (1+2+3+\cdots+25)?(1+2+3+\cdots+25) का मान क्या है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (325)(325)
The sum of the first (25) natural numbers is (\frac{25\cdot26}{2}=325). The formula saves time in long addition.पहले (25) प्राकृतिक संख्याओं का योग (\frac{25\cdot26}{2}=325) है। लंबे जोड़ में सूत्र समय बचाता है।
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