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The next term of the A.P. √7, √28, √63, ...... A. √70 B. √84 C. √97 D.√112

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The next term of the A.P. √7, √28, √63, ...... 

A. √70 

B. √84 

C. √97 

D.√112

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1 Answer

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Best answer

A. p  is √7 √28, √36,....

A.P is The simplified A.P is √7, 2√7 3√7 

d= 2√7 – √7 = √7 (2–1) = √7 

Next term of A.P means the fourth term = a4 

a4 = a + (n–1) d 

a4= √7 + 3√7 

= 4√7 

= √112

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