Q. 1 B5.0( 2 Votes )

# Find the indicated terms in each of the following arithmetic progression:a = 3, d = 2; ; tn, t10

Given: a = 3 , d = 2

To find: tn and t10

We have,

tn = a + (n – 1)d

tn = 3 + (n – 1) 2

= 3 + 2n – 2

tn = 2n + 1

Now, n = 10

So, t10 = 3 + (10 – 1)2

= 3 + 9×2

t10 = 3 +18

t10 = 21

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos  Champ Quiz | Arithmetic Progression34 mins  Champ Quiz | Arithmetic Progression30 mins  Lets Check Your Knowledge in A.P.49 mins  NCERT | Fundamental Theorem Of Arithmetic45 mins  Fundamental Theorem of Arithmetic- 143 mins  Quiz on Arithmetic Progression Quiz32 mins  Arithmetic progression: Previous Year NTSE Questions34 mins  Get to Know About Geometric Progression41 mins  NCERT | Solving Questions on Introduction of A.P42 mins  Arithmetic Progression Tricks and QUIZ37 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation view all courses 