Maths / Arithmetic Progression / Sum of First n Terms

QUESTION
 

The 10th term ana AP whose 1st term and the common difference are 3 and 4,respectively is ________________________

OPTIONS
A. 

39

B. 

42

C. 

45

D. 

50

Right Option : A

EXPLANATION
Explain TypeExplanation Content
Text

a=3,d=4

 

Rightarrow a_1_0=3+(10-1)X4=3+36=39

Rightarrow a_1_0=3+(10-1)X4=3+36=39

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