fiftieth term of the arithmetic

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Mathematics

Description

fiftieth term of the arithmetic sequence A(n) = -3 + (n - 1)(1.5)

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Explanation & Answer

The fiftieth term of the arithmetic sequence.

A(n) = -3 + (n - 1)(1.5)


A(n) = -3 + (n - 1)(1.5)

= -3 + (50 - 1)(1.5)        putting the value of  n = 50                 = -3 + (49)(1.5)                            = -3 + 73.5

 (= -70.5 )



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