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The nth term of a sequence is (2n)2 + 1. What is the the numeric value of the 3rd term?

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The letter n (usually in italics) is often used in algebra to indicate the position of a term in a sequence.  


The <i>n</i>th term of a sequence is (2n)<sup>2</sup> + 1. What is the the numeric value of the 3<sup>rd</sup> term?





 
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