In a potato race, a bucket is placed at the starting point, which is 5 m from the first potato......
Автор: Zenith Institute of Mathematics
Загружено: 2026-03-12
Просмотров: 4
Описание:
Class X Arithmetic Progressions
Chapter – 5
Q: In a potato race, a bucket is placed at the starting point, which is 5 m from the first potato, and the other potatoes are placed 3 m apart in a straight line. There are ten potatoes in the line (see Fig. 5.6)
Previous Videos related to this chapter are mentioned in the below link:
Q71(ii) Find the number of terms in each of the following AP: 18, 15 1/2, 13, ..., -47: • (ii) Find the number of terms in each of t...
Q75 Is 184 a term of the sequence 3, 7, 11, …?: • Is 184 a term of the sequence 3, 7, 11, …....
Q79: How many three-digit numbers are divisible by 7?
Q81: How many multiples of 4 lie between 10 and 250?: • How many multiples of 4 lie between 10 and...
Q90: If the seventh term of an A.P. is 1 /9 and its ninth term is 1 /7, find its 63rd term.: • If the seventh term of an A.P. is 1 /9 and...
Q101: Find the number of natural numbers between 101 and 999 which are divisible by both 2 and 5.: • Find the number of natural numbers between...
Q110: If the 10th term of an A.P. is 52 and the 17th term is 20 more than the 13th term, find A.P.: • If the 10th term of an A.P. is 52 and the ...
Q113: Find the 20th term of the AP whose 7th term is 24 less than the 11th term, first term being 12: • Find the 20th term of the AP whose 7th ter...
Q118: The 19th term of an A.P. is equal to three times its sixth term. If its 9th term is 19, find the A.P.: • The 19th term of an A.P. is equal to three...
Q128: The 26th, 11th and last term of an A.P. are 0, 3 and −1 5, respectively. Find the common difference and the number of terms.: • The 26th, 11th and last term of an A.P. ar...
Q132: Which term of the A.P. 3, 15, 27, 39, ... will be 120 more than its 21st term?: • Which term of the A.P. 3, 15, 27, 39, ... ...
Q138: In a certain A.P. the 32th term is twice the 12th term. Prove the 70th term is twice the 31st term.: • In a certain A.P. the 32th term is twice t...
Q139: The 8th term of an A.P. is zero. Prove that its 38th term is triple of its 18th term: • The 8th term of an A.P. is zero. Prove tha...
Q149: Find the 12th term from the end of the A.P.: −𝟐, −𝟒, −𝟔, …, −𝟏𝟎𝟎.: • Find the 12th term from the end of the A.P...
Q151: Find middle term: 213, 205, 197, ..., 37.: • Find middle term: 213, 205, 197, ..., 37.....
Q156: In the A.P. 𝟏, 𝟕, 𝟏𝟑, 𝟏𝟗, …, 𝟒𝟏𝟓, prove that the sum of the middle terms is equal to the sum of first and last terms.: • In the A.P. 𝟏, 𝟕, 𝟏𝟑, 𝟏𝟗, …, 𝟒𝟏𝟓, prove th...
Q157: Find the value of the middle most term (s) of the AP −𝟏𝟏, −𝟕, −𝟑, ….., 𝟒𝟗: • Find the value of the middle most term (s)...
Q159: Which term of the AP: 53, 48, 43, ... is the first negative term?: • Which term of the AP: 53, 48, 43, ... is t...
Q162: If the nth terms of the two APs: 9, 7, 5, ... and 24, 21, 18,... are the same, find the value of n. Also find that term: • If the nth terms of the two APs: 9, 7, 5, ...
Q164: Two APs have the same common difference. The first term of one AP is 2 and that of the other is 7. The difference between their 10th terms is the same as the difference between their 21st terms, which is the same as the difference between any two corresponding terms. Why?: • Two APs have the same common difference. T...
Q165: Find a, b and c if it is given that the numbers a, 7, b, 23, c are in A.P.: • Find a, b and c if it is given that the nu...
Q167: If the p^th term of an AP be 1/q and q^th term be 1/p, then show that its (pq)^th term is 1.: • If the p^th term of an AP be 1/q and q^th ...
Q170: If p^th, q^th and r^th terms of an A.P. are a, b, c respectively, then show that: • If p^th, q^th and r^th terms of an A.P. ar...
a. a(q-r)+b(r-p)+c(p-q)=0
b. (a-b)r+(b-c)p+(c-a)q=0
Q232: The first term of an AP is – 5 and the last term is 45. If the sum of the terms of the AP is 120, then find the number of terms and the common difference.: • The first term of an AP is – 5 and the la...
Q243: How many terms of the AP 45, 39, 33, … must be taken, so that their sum is 180? Explain the double answer.: • How many terms of the AP 45, 39, 33, … mus...
Q252: Find the sum of first 24 terms of the list of numbers whose nth term is given by a_n=3+2n: • Find the sum of first 24 terms of the list...
Q263: The sum of first 𝒏 terms of an A.P. is 5n^2+3n. If its m^th term is 168, find the value of m. Also, find the 20th term of this A.P: • The sum of first 𝒏 terms of an A.P. is 5n^...
CONCEPT: HOW TO FIND a_n FROM S_n: • CONCEPT: HOW TO FIND a_n FROM S_n
Q: 200 logs are stacked in the following manner: 20 logs in the bottom row, 19 in the next row,18 in the row next to it and so on (see Fig. 5.5). In how many rows are the 200 logs placed and how many logs are in the top row? • 200 logs are stacked in the following mann...
#CBSE #ICSE #Boards #8th #9th #10th #Foundation #Competition #IIT #JEE #Advanced #Mains #NTSE #Olympiads #Exams #Examination #Achiever #Topper #Zenith #ZenithInstituteOfMathematics #InderSir #Ludhiana #ModelGram #BestMathsCoaching #BestTutorials #BestTuition #BestInLudhiana #MathTricks #VIII #IX #X #XI #XII #Important #Excellent #Question #Mensuration #SurfaceAreas&Volumes #Area #Volume #CSA #TSA #Circles #Tangents #Chord #SemiCircle #Radius #Theorems #QuadraticEquations #ArithmeticProgression #GeneralTerm #Sequence #Series #Sumofnterms
Повторяем попытку...
Доступные форматы для скачивания:
Скачать видео
-
Информация по загрузке: