Monday, 26 February 2018

SEQUENCES 1


The nth term of a certain sequence is 11n-7. Find the 11th term

Solution

An = 11n-7

But n=11

A11 = 11(11)-7   [since n = 11]

A11 = 121 - 7

A11 = 114

TRY THIS……………………… 




The nth term of a certain sequence is 2n2 – 11n. Find the 5th term

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