Chapter 5 – Arithmetic Progressions
In which of the following situations, do the lists of numbers involved form an AP? Give reasons for your answers. (ii) The fee charged every month by a school from Classes I to XII, when the monthly fee for Class I is Rs 250, and it increases by Rs 50 for the next higher class.
23
Nov
In which of the following situations, do the lists of numbers involved form an AP? Give reasons for your answers. (ii) The fee charged every month by a school from Classes I to XII, when the monthly fee for Class I is Rs 250, and it increases by Rs 50 for the next higher class. [...]
In which of the following situations, do the lists of numbers involved form an AP? Give reasons for your answers. (i) The fee charged from a student every month by a school for the whole session, when the monthly fee is Rs 400.
23
Nov
In which of the following situations, do the lists of numbers involved form an AP? Give reasons for your answers. (i) The fee charged from a student every month by a school for the whole session, when the monthly fee is Rs 400. do the lists of numbers involved form an AP? Give reasons for [...]
The taxi fare after each km, when the fare is Rs 15 for the first km and Rs 8 for each additional km, does not form an AP as the total fare (in Rs) after each km is 15, 8, 8, 8,… Is the statement true? Give reasons.
23
Nov
The taxi fare after each km, when the fare is Rs 15 for the first km and Rs 8 for each additional km, does not form an AP as the total fare (in Rs) after each km is 15, 8, 8, 8,… Is the statement true? Give reasons. … Is the statement true? Give reasons. [...]
Is 0 a term of the AP: 31, 28, 25, …? Justify your answer.
23
Nov
Is 0 a term of the AP: 31, 28, 25, …? Justify your answer. …? Justify your answer. 25 28 Is 0 a term of the AP: 31 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
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?
23
Nov
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 [...]
For the AP: -3, -7, -11,can we find directly a30 – a20 without actually finding a30 and a20? Give reasons for your answer.
23
Nov
For the AP: -3, -7, -11,can we find directly a30 – a20 without actually finding a30 and a20? Give reasons for your answer. 11 7) can we find directly a30 – a20 without actually finding a30 and a20? Give reasons for your answer. For the AP: -3 November 23, 2020 Category: Chapter 5 - Arithmetic [...]
Justify whether it is true to say that -1, −3/2, -2, 5/2 forms an AP as a2 – a1 = a3 – a2.
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Nov
Justify whether it is true to say that -1, −3/2, -2, 5/2 forms an AP as a2 – a1 = a3 – a2. −3.2 2 5/2 forms an AP as a2 – a1 = a3 – a2. Justify whether it is true to say that -1 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions [...]
Which of the following form an AP? Justify your answer. (vi) 2,2^2, 2^3, 2^4, … (vii) 3–√,12−−√,27−−√,48−−√,…
23
Nov
Which of the following form an AP? Justify your answer. (vi) 2,2^2, 2^3, 2^4, … (vii) 3–√,12−−√,27−−√,48−−√,… -22 ... … (vii) 3–√ 12−−√ 23 24 27−−√ 48−−√ Which of the following form an AP? Justify your answer. (vi) 2 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
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… (vii) 3–√ ,
12−−√ ,
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27−−√ ,
48−−√ ,
Which of the following form an AP? Justify your answer. (vi) 2 ,
Which of the following form an AP? Justify your answer. (iii) 1,1,2,2,3,3,… (iv) 11,22,33,…
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Nov
Which of the following form an AP? Justify your answer. (iii) 1,1,2,2,3,3,… (iv) 11,22,33,… -22 ... … (iv) 11 1 2 3% 33 Which of the following form an AP? Justify your answer. (iii) 1 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Which of the following form an AP? Justify your answer. (i) -1,-1,-1,-1,… (ii) 0,2,0,2,… (iii) 1,1,2,2,3,3,…
23
Nov
Which of the following form an AP? Justify your answer. (i) -1,-1,-1,-1,… (ii) 0,2,0,2,… (iii) 1,1,2,2,3,3,… ... … (ii) 0 … (iii) 1 1 2 3% Which of the following form an AP? Justify your answer. (i) -1 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,