Arithmetic means between fractions

Insert 19 arithmetic means between $\frac{1}{4}$ and $- 9 \frac{3}{4}$ .

~4 minProof · checked by AIarithmetic progressionmeans

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. IV. Arithmetical Progression, Examples IV.a, No. 13

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