WebIn an AP, the sum of first ten terms is −150 and the sum of its next ten terms is −550. Find the AP. Medium Solution Verified by Toppr S 10=−150 S n= 2n[2a+(n−1)d] S 10= … WebThe sum of first 10 terms of an AP is -150 and the sum of its next 10 terms is -550. Find the AP. Solution Let a be the first term and d be the common difference of the AP. Then, It is …
In an AP, the sum of first ten terms is -150 and the sum of …
WebOct 10, 2024 · In an AP of 50 terms, the sum of first 10 terms is 210 and the sum of its last 15 terms is 2565. Find the A.P. The sum of the first five terms of an AP and the sum of … WebFor an AP, the sum of the first n terms can be calculated if the first term, common difference and the total terms are known. The formula for the arithmetic progression sum is explained below: Consider an AP … puk scout
Arithmetic Progression-Definition, Nth Term, Formulas, …
WebHere, we are given S 10 = -150 and sum of the next ten terms is −550. Let us take the first term of the A.P. as a and the common difference as d. So, let us first find a10. For the … WebQ. The sum of the first five terms of an AP and the sum of the first seven terms of the same AP is 167. If the sum of the first ten terms of this AP is 235, find the sum of its first twenty terms. WebIn this A.P., sum of first 10 terms is Easy Solution Verified by Toppr 15,10,5,...…. a=15 d=10−15=−5 S n= 2n[2a+(n−1)d] S 10= 210[2×15+(10−1)(−5)] =5[30−5×9] =5[30−45] =5(−15)=−75. Was this answer helpful? 0 0 Similar questions For an arithmetic progression: 5, 211,6, 213,… then T 40−T 20=? Medium View solution > pukpok in english term