Web31 mrt. 2024 · nth term of AP = 0 The given AP = 54, 51, 48 … Formula: T n = a + (n – 1)d Where, a = first term and d = common difference Calculation: Here, a = 54 d = 51 – 54 = - 3 T n = a + (n – 1) d ⇒ 0 = 54 + (n – 1) × (- 3) ⇒ (n – 1) × (-3) = - 54 ⇒ n – 1 = 54/3 ⇒ n – 1 = 18 ⇒ n = 19 ∴ There are 19 terms of the AP. Download Solution PDF Share on Whatsapp WebFind the number of terms of the. AP 54, 51, 48, ...... so that their sum is 513. Explain the double answer. Question Medium Solution Verified by Toppr a=54 d=51−54=−3 S n=513 S n= 2n[2a+(n−1)d] ⇒513= 2n[2(54)+(n−1)(−3)] ⇒1026=n[108−3n+3] ⇒1026=n[111−3n] …
find how many term of the AP.54,51,48...must be taken so that …
Web18 mrt. 2024 · How many terms of the AP 18 16, 14, 12, …. are needed to give the sum 78? Explain the double answer. asked Jul 26, 2024 in Arithmetic Progression by Haifa ( 52.5k points) WebWe first need to find the number of terms in the A.P. using the formula we get, -8 = 12 + [-2 (n – 1)] So n = 11 Now using the formula, where l is the last term of the A.P. we get, required sum = 22 Q16. If a= 252 and the d= 3. Also, the last term is 999 and the number of terms is 250, Find the sum of the AP? 186375 146375 166375 156375 Solution how to rig up a fly line
Find the number of terms of the AP 54,51,48 ,. So that
WebHow many terms of the series 54,51,48,...... be taken so that their sum is 513? A 18 B 19 C 20 D A and B Medium Solution Verified by Toppr Correct option is D) Given series is … Web18 feb. 2024 · How many terms of series 54,51,48,....be taken so that their sum is 513? explain the double answer. Advertisement Expert-Verified Answer 526 people found it … Web16 sep. 2024 · If the sum of three consecutive terms of an increasing A.P. is 51 and the product of the first and third of these terms is 273, then the third term is (a) 13 (b) 9 (c) … how to rig the wacky worm