1. Solve the value of a and b. ab + b – 15 = 0 a² – b² + 21 = 0 Ans. a = 2, b = 5 and a= 5.185, b = 2.425

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
Section: Chapter Questions
Problem 18CT
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1. Solve the value of a and b.
ab + b – 15 = 0
a? – b² + 21 = 0
Ans. a = 2, b = 5 and a = 5.185, b = 2.425
Transcribed Image Text:1. Solve the value of a and b. ab + b – 15 = 0 a? – b² + 21 = 0 Ans. a = 2, b = 5 and a = 5.185, b = 2.425
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