CBSE Class 10-Mathematics: Chapter –5 Arithmetic Progressions Part 11

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Question 14:

Which is the next term of the AP

Answer:

Next term is

Question 15:

Find the 11th term from the last term of the AP

Answer:

Question 16:

If are in A.P, find the value of .

Answer:

Since are in AP

Question 17:

Find the sum of first n odd natural numbers.

Answer:

Question 18:

Find the 12th term of the AP

Answer:

Question 19:

Find the sum of first 11 terms of AP

Answer:

Question 20:

Find the sum of first hundred even natural numbers divisible by 5.

Answer:

Even natural no. divisible by are