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For what value of n are the n'th term of 2 a.p 63,65,67.........and 3,10,17.............

Posted by D.J Alok 5 years, 6 months ago

CBSE > Class 10 > Mathematics

2 answers

Ashish Sihag 5 years, 6 months ago

In first term A=63 , d=a2-a1=65-63=2 D=2, an=2 an=a+(n-1)+d 2=65+(n-1)+2 2-2=65+(n-1) 0=65+(n-1) 65=n-1 65+1=n 66=n

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Pk . 5 years, 6 months ago

What you want to ask ? First write the questions properly

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