MathDB
alg. simplifications - Greece Juniors 1989 p4

Source:

September 14, 2024
algebrasimplification

Problem Statement

Simplify
i) 1+2a+2aa+1a1+\frac{2a+\dfrac{2}{a}}{a+\dfrac{1}{a}}
ii) 3b+3b+3b2b+1b+1b2\frac{3b+\dfrac{3}{b}+\dfrac{3}{b^2}}{b+\dfrac{1}{b}+\dfrac{1}{b^2}}
iii) (1a2+1b2+1ab)a6b2a6a5ba4b\frac{\left(\dfrac{1}{a^2}+\dfrac{1}{b^2}+\dfrac{1}{ab}\right)a^6b^2-a^6-a^5b}{a^4b}