#834 · Algebra · Sequences & series

Find number of terms

The sum of $n$ terms of the arithmetic progression $2, 5, 8, \dots$ is $950$ . Find $n$ .

~3 minAnswer checked instantlyarithmetic progressionsum

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. IV. Arithmetical Progression, Examples IV.b, No. 8

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