Math, asked by savitrikhakre5, 4 months ago

Which term of an A.P 21,42,63,..............is 210

Answers

Answered by anushkaparihar40

16

Answer:

10th term

Step-by-step explanation:

an= a+ (n-1) *d

210= 21+(n-1)*21

210=21+21n-21

210=21n

n=10

Answered by acsahjosemon40

4

Answer:

Answer:

10th term

Step-by-step explanation:

an= a+ (n-1) *d

210= 21+(n-1)*21

210=21+21n-21

210=21n

n=10

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