Ask a Question

Decide whether the following sequence is an A.P. , if so find the 20th term of the progression -12,-5,2,9,16

+1 vote
384 views
in chapter3:Arithmetic Progression by (2.8k points)
reopened
Decide whether the following sequence is an A.P. , if so find the 20th term of the progression -12,-5,2,9,16 ,23,30,...

2 Answers

+1 vote
by
selected
 
Best answer

Answer is 121 

Solution

+1 vote
by (2.8k points)
edited

Correct answer is 121

Solution

Related questions

0 votes
0 answers 97 views
Which term of the sequence 4, 9, 14.... is 124? 2
asked Apr 2, 2022 in maths by Doubtly (98.9k points)
0 votes
1 answer 172 views
The number of enantiomer in a glucose molecule is (a) 16 (b) 12 (c) 4 (d) 9
asked Apr 9, 2021 in random by Doubtly (98.9k points)
+1 vote
1 answer 220 views
If 5(tan 2 x−cos 2 x)=2cos2x+9, then the value of cos4x is
asked Mar 9, 2021 in Uncategorized by Doubtly (98.9k points)

Doubtly is an online community for engineering students, offering:

  • Free viva questions PDFs
  • Previous year question papers (PYQs)
  • Academic doubt solutions
  • Expert-guided solutions

Get the pro version for free by logging in!

Most popular tags

jeemain geography-10th engineering physics semester 5 web computing

5.7k questions

5.1k answers

108 comments

537 users

Doubtly
...