Can someone explain how to get the answer. The book gave the solution but didn’t say how. Where did the 81 and 64 come from and how did it equal 431? Thanks for explaining Ch. 1 2.b,e,f, g, h.Data: if x₁ = 9₁ X₂=8₁ X₂ = 13₁ x₁ = 60₁ XS = 9, evaluate the followin4 means stop at4th valueΣ, Xi Fi=2& start at 2nd valueb)=> 8+13+6 = √27)e) ≤ x² = 81 +64 + ... +81 = 431Ext

Ch. 1 2. be, f, g, h.. Data: if X₁ = 9₁ X₂=8, X₂= 13₁ x₁ = 6₁Xs = 9₁ evaluate the followin 4 means stop at 4th value Σ, x₁ = b) => i=2&start at 2nd Value 18+13+6 = 27 e) c) ≤ x² = 81 +64 + .. +81 = 431

Ch. 1 2. be, f, g, h.. Data: if X₁ = 9₁ X₂=8, X₂= 13₁ x₁ = 6₁Xs = 9₁ evaluate the followin 4 means stop at 4th value Σ, x₁ = b) => i=2&start at 2nd Value 18+13+6 = 27 e) c) ≤ x² = 81 +64 + .. +81 = 431

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter4: Polynomials

Section4.8: Rate-time-distance Problems

Problem 18P

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Can someone explain how to get the answer. The book gave the solution but didn’t say how. Where did the 81 and 64 come from and how did it equal 431? Thanks for explaining