wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Look at the pattern and fill in the blanks:

4=3×1+1, For 1st term or n=1

7=3×2+1, For 2nd term or n=2

10=3×3+1, For 3rd term or n=3

13=3×4+1, For 4th term or n=4

16=3×5+1, For 5th term or n=5

Expression for nth term is 3n+1

(iii) For n=30, 3×____+1=____.


A

30

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

91

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The expression for nth term is 3n+1.

Here, n=30

Substituting n=30 in 3n+1.

We get, 3n+1=330+1

=90+1

=91

Therefore, For n=30, 3×30+1=91.


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Arithmetic Progression - Sum of n Terms
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon