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Sum Formula

Class 10 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsThe sum of the first 24 terms of the arithmetic progression x, x+5, x+10, ... is 1788. What is x?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 69Medium MathematicsWhat is the sum of the first 18 terms of the arithmetic progression −12, −5, 2, …?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 69Expert MathematicsIn an arithmetic progression, a = 25 and d = −2. What is the sum of the first 20 terms?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 67Medium MathematicsIf the sum of the first (18) terms of an arithmetic progression is (999) and the first term is (13), what is the last term?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 67Expert MathematicsIn an AP, the sum of the first and last terms is 340, and the total sum is 5780. Find the number of terms.Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 69Medium MathematicsFind the sum of the first 32 natural numbers.Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 69Easy MathematicsIf an AP has (a=20), (d=-1), and (n=25), what is (S_{25})?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 69Medium MathematicsIf S_n = 3n^2 + 2n, what is the sum of the first 12 terms?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 69Medium MathematicsIf an AP has (a=12), (d=-2), and (n=15), find the value of (S_{15}).Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 69Medium MathematicsWhat is the sum of the first 16 terms of the arithmetic progression (4, 9, 14, 19, …)?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 52Medium MathematicsThe sum of the first (12) terms is (912), and the first term is (18). What will be the last term (l)?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 68Medium MathematicsIf an arithmetic progression has first term \(a\), \(n\)th (last) term \(l\), and \(n\) terms in all, which is the correct formula for the sum \(S_n\) of its first \(n\) terms?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 68Medium MathematicsThe sum of the first (12) terms is (456), and the first term is (8). If the last term is (l), what is (l)?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 67Medium MathematicsThe sum of the first (7) terms of an arithmetic progression is (140), and the first term is (5). Using the sum formula, what is the last term (l)?Class 10Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APLevel 68Easy